890 FZUS73 KGRB 271601 MWSGRB Marine Weather Statement National Weather Service Green Bay WI 1101 AM CDT Mon Jul 27 2026 LMZ542-565-567-271645- /O.CON.KGRB.MA.W.0049.000000T0000Z-260727T1645Z/ 1101 AM CDT Mon Jul 27 2026 ...SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1145 AM CDT... For the following areas... Nearshore waters from Sturgeon Bay to Two Rivers... Open waters of Lake Michigan from Sturgeon Bay to Sheboygan... At 1101 AM CDT, a severe thunderstorm capable of producing waterspouts was located 17 NM southeast of Kewaunee Pierhead Light, moving southeast at 25 knots. HAZARD...Waterspouts, large hail, and wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. This strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4437 8752 4446 8750 4447 8752 4448 8752 4447 8754 4453 8747 4461 8744 4463 8740 4470 8735 4457 8682 4427 8694 4413 8701 4396 8705 TIME...MOT...LOC 1542Z 298DEG 26KT 4442 8731 WATERSPOUT...POSSIBLE MAX HAIL SIZE...>.75 IN MAX WIND GUST...50 KTS $$ KS  917 FZUS73 KGRR 271602 MWSGRR Marine Weather Statement National Weather Service Grand Rapids MI 1202 PM EDT Mon Jul 27 2026 LMZ846-847-872-874-271612- /O.CAN.KGRR.MA.W.0057.000000T0000Z-260727T1630Z/ 1202 PM EDT Mon Jul 27 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Nearshore and Open Waters from Holland to Whitehall MI... The thunderstorm has weakened and no longer poses a significant threat to boaters. LAT...LON 4322 8709 4326 8639 4305 8626 4278 8621 4279 8704 TIME...MOT...LOC 1559Z 321DEG 38KT 4286 8644 $$ 04  419 WWUS53 KLOT 271602 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1102 AM CDT Mon Jul 27 2026 ILC031-089-097-111-271715- /O.CON.KLOT.SV.W.0195.000000T0000Z-260727T1715Z/ Lake IL-Kane IL-McHenry IL-Cook IL- 1102 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR LAKE...NORTHEASTERN KANE...SOUTHEASTERN MCHENRY AND NORTHERN COOK COUNTIES... At 1102 AM CDT, a severe thunderstorm was located over Fox River Grove, or near Barrington, moving east at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Trained weather spotters. Quarter size hail was reported in West Dundee. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Chicago, Elgin, Waukegan, Arlington Heights, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Mount Prospect, Hoffman Estates, Glenview, Buffalo Grove, Bartlett, Crystal Lake, Streamwood, Hanover Park, Carpentersville, Wheeling, Park Ridge, Northbrook, Elk Grove Village, North Chicago, Gurnee, and Mundelein. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4239 8781 4236 8782 4237 8782 4233 8783 4233 8782 4231 8782 4230 8783 4227 8783 4219 8779 4213 8774 4206 8767 4200 8766 4198 8835 4240 8835 TIME...MOT...LOC 1602Z 287DEG 24KT 4218 8821 HAIL THREAT...OBSERVED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Borchardt  086 WHUS53 KAPX 271603 SMWAPX LHZ349-362-363-271800- /O.NEW.KAPX.MA.W.0092.260727T1603Z-260727T1800Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Gaylord MI 1203 PM EDT Mon Jul 27 2026 The National Weather Service in Gaylord has issued a * Special Marine Warning for... Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off shore to US/Canadian border... Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border... Sturgeon Pt to Alabaster MI... * Until 200 PM EDT. * At 1202 PM EDT, a strong thunderstorms were located near Sturgeon Point and extending offshore into central Lake Huron. This cluster of storms are moving south at 20 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Sturgeon Point, Central Lake Huron Buoy, Harrisville, and Greenbush. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4464 8335 4475 8334 4476 8330 4471 8327 4472 8319 4476 8320 4481 8252 4418 8232 4418 8321 TIME...MOT...LOC 1602Z 337DEG 21KT 4469 8317 HAIL...<.75IN WIND...>34KTS $$ msb  111 WWUS53 KGRB 271605 SVSGRB Severe Weather Statement National Weather Service Green Bay WI 1105 AM CDT Mon Jul 27 2026 WIC009-087-115-135-271630- /O.CON.KGRB.SV.W.0121.000000T0000Z-260727T1630Z/ Brown WI-Outagamie WI-Shawano WI-Waupaca WI- 1105 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM CDT FOR NORTHWESTERN BROWN, NORTHEASTERN OUTAGAMIE, EASTERN SHAWANO AND EASTERN WAUPACA COUNTIES... At 1105 AM CDT, a severe thunderstorm was located 8 miles northeast of Black Creek, or 17 miles southeast of Shawano, moving southeast at 40 mph. THIS IS A DESTRUCTIVE STORM FOR NAVARINO. HAZARD...Three inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. This severe thunderstorm will be near... Black Creek around 1110 AM CDT. Other locations impacted by the severe thunderstorm include Rose Lawn, Briarton, Hofa Park, Pittsfield, Nichols, Laney, Angelica, Chicago Corners, Oneida and Hobart. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 4468 8865 4476 8841 4467 8823 4467 8822 4450 8784 4447 8789 4443 8795 4429 8813 4438 8828 4451 8849 4465 8873 TIME...MOT...LOC 1556Z 319DEG 36KT 4466 8846 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...3.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  044 WWUS53 KMQT 271608 SVSMQT Severe Weather Statement National Weather Service Marquette MI 1108 AM CDT Mon Jul 27 2026 MIC109-271618- /O.EXP.KMQT.SV.W.0048.000000T0000Z-260727T1615Z/ Menominee MI- 1108 AM CDT Mon Jul 27 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MENOMINEE COUNTY WILL EXPIRE AT 1115 AM CDT... The storms which prompted the warning have weakened below severe limits, and have exited the warned area. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 300 PM CDT for south central Upper Michigan. && LAT...LON 4517 8772 4523 8764 4540 8748 4538 8738 4529 8744 4516 8759 4509 8760 4511 8766 TIME...MOT...LOC 1608Z 298DEG 52KT 4528 8730 4495 8757 $$ GS  175 FZUS73 KGRB 271609 MWSGRB Marine Weather Statement National Weather Service Green Bay WI 1109 AM CDT Mon Jul 27 2026 LMZ521-522-271715- /O.CON.KGRB.MA.W.0050.000000T0000Z-260727T1715Z/ 1109 AM CDT Mon Jul 27 2026 ...SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT... For the following areas... Central and Southern Bay of Green Bay... At 1109 AM CDT, severe thunderstorms were located along a line from near Egg Harbor to near Oconto, or along a line from 9 NM south of Chambers Island to 10 NM north of Green Bay Harbor Entrance Light, moving southeast at 35 knots. HAZARD...Wind gusts in excess of 50 knots. SOURCE...Radar indicated. IMPACT...Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves. The strong thunderstorm will be near... Peshtigo Reef Light and Oconto around 1110 AM CDT. Egg Harbor around 1115 AM CDT. Sherwood Point Light and Green Bay Harbor Entrance Light around 1120 AM CDT. Bay Shore Park around 1125 AM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until these storms pass. Wind gusts 34 knots or greater, high waves, dangerous lightning, and heavy rain are possible with these storms. && LAT...LON 4507 8758 4515 8760 4541 8735 4540 8695 4519 8712 4517 8724 4488 8739 4484 8761 4465 8776 4454 8793 4455 8802 4462 8801 4460 8798 4471 8799 4487 8783 4493 8784 4498 8763 4498 8765 TIME...MOT...LOC 1545Z 322DEG 35KT 4523 8758 4509 8781 4501 8809 MAX HAIL SIZE...<.75 IN MAX WIND GUST...>50 KTS $$ KS  229 WUUS53 KLOT 271609 SVRLOT ILC043-271700- /O.NEW.KLOT.SV.W.0196.260727T1609Z-260727T1700Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Chicago/Romeoville 1109 AM CDT Mon Jul 27 2026 The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northern DuPage County in northeastern Illinois... * Until noon CDT. * At 1109 AM CDT, a severe thunderstorm was located over Hanover Park, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Wheaton, Downers Grove, Elmhurst, Lombard, Bartlett, Carol Stream, Hanover Park, Addison, Glendale Heights, Elk Grove Village, Glen Ellyn, West Chicago, Hinsdale, Oak Brook, Westmont, Roselle, Bloomingdale, Villa Park, Bensenville, Wood Dale, Winfield, Itasca, Clarendon Hills, Wayne, and Berkeley. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4178 8792 4193 8824 4199 8826 4199 8792 TIME...MOT...LOC 1609Z 291DEG 22KT 4197 8816 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Borchardt  637 WUUS53 KGRB 271613 SVRGRB WIC009-015-087-139-271700- /O.NEW.KGRB.SV.W.0123.260727T1613Z-260727T1700Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Green Bay WI 1113 AM CDT Mon Jul 27 2026 The National Weather Service in Green Bay has issued a * Severe Thunderstorm Warning for... Northern Calumet County in east central Wisconsin... Northeastern Winnebago County in east central Wisconsin... Southwestern Brown County in northeastern Wisconsin... Outagamie County in northeastern Wisconsin... * Until noon CDT. * At 1113 AM CDT, a severe thunderstorm was located over Black Creek, or 15 miles north of Appleton, moving southeast at 40 mph. THIS IS A DESTRUCTIVE STORM FOR BLACK CREEK. HAZARD...Three inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. * This severe thunderstorm will be near... Black Creek around 1115 AM CDT. Appleton around 1130 AM CDT. Kaukauna, Little Chute, Kimberly and Darboy around 1135 AM CDT. Northern Lake Winnebago around 1145 AM CDT. Other locations impacted by the severe thunderstorm include Binghamton, Shiocton, Five Corners, Twelve Corners, Murphy Corner, Mackville, Freedom, Combined Locks, Wrightstown and Dundas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. && LAT...LON 4454 8874 4458 8856 4424 8804 4419 8804 4419 8848 4440 8872 4451 8874 TIME...MOT...LOC 1612Z 319DEG 36KT 4448 8848 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...3.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  678 WWUS53 KLOT 271613 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1113 AM CDT Mon Jul 27 2026 ILC031-089-097-111-271715- /O.CON.KLOT.SV.W.0195.000000T0000Z-260727T1715Z/ Lake IL-Kane IL-McHenry IL-Cook IL- 1113 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR LAKE...NORTHEASTERN KANE...SOUTHEASTERN MCHENRY AND NORTHERN COOK COUNTIES... At 1113 AM CDT, a cluster of severe thunderstorms was located over Wauconda, Crystal Lake, and Carpentersville, moving east at 20 to 30 mph. HAZARD...60 mph wind gusts and quarter size hail. The largest hail is expected to fall over northwestern Cook County. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Chicago, Elgin, Waukegan, Arlington Heights, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Mount Prospect, Hoffman Estates, Glenview, Buffalo Grove, Bartlett, Crystal Lake, Streamwood, Hanover Park, Carpentersville, Wheeling, Park Ridge, Northbrook, Elk Grove Village, North Chicago, Gurnee, and Mundelein. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4239 8781 4236 8782 4237 8782 4233 8783 4233 8782 4231 8782 4230 8783 4227 8783 4219 8779 4213 8774 4206 8767 4200 8766 4198 8835 4240 8835 TIME...MOT...LOC 1613Z 287DEG 24KT 4216 8812 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Borchardt  228 WWUS53 KMKX 271614 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1114 AM CDT Mon Jul 27 2026 WIC055-079-133-271715- /O.CON.KMKX.SV.W.0216.000000T0000Z-260727T1715Z/ Milwaukee WI-Waukesha WI-Jefferson WI- 1114 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR MILWAUKEE...WAUKESHA AND EASTERN JEFFERSON COUNTIES... At 1113 AM CDT, severe thunderstorms were located along a line extending from near Saukville to near Yorkville, moving east at 25 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Trained weather spotters. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Milwaukee, Waukesha, West Allis, Wauwatosa, New Berlin, Brookfield, Greenfield, Menomonee Falls, Oak Creek, Muskego, Watertown, South Milwaukee, Cudahy, Whitewater, Whitefish Bay, Greendale, Pewaukee, Brown Deer, Sussex, and St. Francis. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4284 8876 4320 8876 4319 8789 4316 8788 4312 8790 4307 8787 4302 8790 4296 8785 4288 8785 4285 8782 TIME...MOT...LOC 1613Z 262DEG 23KT 4336 8801 4275 8797 HAIL THREAT...OBSERVED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ HALBACH  671 WHUS53 KLOT 271616 SMWLOT LMZ742>745-779-271815- /O.NEW.KLOT.MA.W.0058.260727T1616Z-260727T1815Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Chicago/Romeoville 1116 AM CDT Mon Jul 27 2026 The National Weather Service in Chicago has issued a * Special Marine Warning for... Nearshore Waters from Northerly Island to Calumet Harbor... Nearshore Waters from Calumet Harbor to Michigan City... Open Waters from Wilmette Harbor to Michigan City out to Mid Lake... * Until 115 PM CDT. * At 1115 AM CDT, severe thunderstorms stretched from Carpentersville to Wheaton, and were moving east at around 25 knots. They will reach the Lake Michigan shoreline in approximately 1 hour. HAZARD...Wind gusts 34 knots or greater and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Calumet Harbor, Michigan City, Indiana Harbor, 31st Street Harbor, Burns Harbor, Marina Shores at Dune Harbor, Burnham Harbor, 59th Street Marina, Hammond Marina, and Jackson Park Harbor. Move to safe harbor until hazardous weather passes. LAT...LON 4165 8710 4165 8714 4163 8716 4162 8732 4161 8733 4162 8733 4164 8742 4168 8742 4167 8747 4171 8753 4175 8753 4178 8756 4178 8758 4186 8761 4188 8752 4188 8697 4179 8697 4179 8696 4173 8691 4172 8690 TIME...MOT...LOC 1615Z 291DEG 24KT 4183 8797 HAIL...>.75IN WIND...>34KTS $$ Borchardt  919 WWUS53 KMKX 271618 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1118 AM CDT Mon Jul 27 2026 WIC027-271627- /O.CAN.KMKX.TO.W.0076.000000T0000Z-260727T1630Z/ Dodge WI- 1118 AM CDT Mon Jul 27 2026 ...THE TORNADO WARNING FOR SOUTHEASTERN DODGE COUNTY IS CANCELLED... The tornadic thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4315 8868 4319 8848 4305 8834 4297 8860 TIME...MOT...LOC 1617Z 332DEG 29KT 4306 8854 $$ WIC055-133-271630- /O.CON.KMKX.TO.W.0076.000000T0000Z-260727T1630Z/ Waukesha WI-Jefferson WI- 1118 AM CDT Mon Jul 27 2026 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 AM CDT FOR NORTHWESTERN WAUKESHA AND NORTHEASTERN JEFFERSON COUNTIES... At 1117 AM CDT, a severe thunderstorm capable of producing a tornado was located near Oconomowoc, or near Okauchee Lake, moving southeast at 35 mph. HAZARD...Tornado and quarter size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This dangerous storm will be near... Delafield and Dousman around 1125 AM CDT. Other locations impacted by this tornadic thunderstorm include Pipersville, Oconomowoc Lake, Waterville, Sullivan, Ixonia, Nashotah, Summit, Monterey, Lake Lac La Belle, and Lapham Peak St Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4315 8868 4319 8848 4305 8834 4297 8860 TIME...MOT...LOC 1617Z 332DEG 29KT 4306 8854 TORNADO...RADAR INDICATED MAX HAIL SIZE...1.00 IN $$ HALBACH  518 WFUS53 KMKX 271618 TORMKX WIC059-101-127-271700- /O.NEW.KMKX.TO.W.0077.260727T1618Z-260727T1700Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Milwaukee/Sullivan WI 1118 AM CDT Mon Jul 27 2026 The National Weather Service in Milwaukee/Sullivan has issued a * Tornado Warning for... Southeastern Walworth County in southeastern Wisconsin... Southwestern Racine County in southeastern Wisconsin... Western Kenosha County in southeastern Wisconsin... * Until noon CDT. * At 1118 AM CDT, a severe thunderstorm capable of producing a tornado was located near Bohners Lake, or near Lake Geneva, moving south at 30 mph. HAZARD...Tornado and ping pong ball size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. * This dangerous storm will be near... Lake Geneva, Twin Lakes, Wheatland, Genoa City, Silver Lake, Powers Lake, Bohners Lake, and Pell Lake around 1125 AM CDT. Camp Lake around 1130 AM CDT. Other locations impacted by this tornadic thunderstorm include Springfield, Burlington, Salem, Honey Creek, New Munster, Bassett, Slades Corners, and Waterford. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4272 8846 4282 8827 4250 8802 4250 8840 TIME...MOT...LOC 1618Z 337DEG 27KT 4264 8836 TORNADO...RADAR INDICATED MAX HAIL SIZE...1.50 IN $$ HEEREN  419 WWUS53 KLOT 271620 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1120 AM CDT Mon Jul 27 2026 ILC043-271700- /O.CON.KLOT.SV.W.0196.000000T0000Z-260727T1700Z/ DuPage IL- 1120 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR NORTHERN DUPAGE COUNTY... At 1120 AM CDT, a severe thunderstorm was located over Bloomingdale, or over Glendale Heights, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Wheaton, Downers Grove, Elmhurst, Lombard, Bartlett, Carol Stream, Hanover Park, Addison, Glendale Heights, Elk Grove Village, Glen Ellyn, West Chicago, Hinsdale, Oak Brook, Westmont, Roselle, Bloomingdale, Villa Park, Bensenville, Wood Dale, Winfield, Itasca, Clarendon Hills, Wayne, and Berkeley. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4178 8792 4193 8824 4199 8826 4199 8792 TIME...MOT...LOC 1620Z 291DEG 22KT 4195 8808 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Borchardt  182 WUUS53 KGRB 271621 SVRGRB WIC009-029-061-271700- /O.NEW.KGRB.SV.W.0124.260727T1621Z-260727T1700Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Green Bay WI 1121 AM CDT Mon Jul 27 2026 The National Weather Service in Green Bay has issued a * Severe Thunderstorm Warning for... Eastern Brown County in northeastern Wisconsin... Southern Door County in northeastern Wisconsin... Kewaunee County in northeastern Wisconsin... * Until noon CDT. * At 1121 AM CDT, a severe thunderstorm was located 9 miles northeast of Bay Shore Park, moving south at 45 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Luxemburg around 1140 AM CDT. Kewaunee Pierhead Light around 1150 AM CDT. Kewaunee around 1155 AM CDT. Other locations impacted by the severe thunderstorm include Shoemaker Point, Namur, Brussels, Duvall, Dyckesville, Rosiere, Kolberg, Thiry Daems, Lincoln and Euren. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. && LAT...LON 4431 8789 4466 8788 4469 8779 4485 8766 4487 8753 4467 8737 4458 8739 4454 8742 4446 8745 4445 8745 4431 8750 4430 8750 4430 8754 4432 8755 4433 8754 4432 8788 TIME...MOT...LOC 1620Z 349DEG 37KT 4477 8773 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KS  868 WWUS53 KGRB 271621 SVSGRB Severe Weather Statement National Weather Service Green Bay WI 1121 AM CDT Mon Jul 27 2026 WIC009-015-087-139-271700- /O.CON.KGRB.SV.W.0123.000000T0000Z-260727T1700Z/ Brown WI-Calumet WI-Outagamie WI-Winnebago WI- 1121 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR NORTHERN CALUMET, NORTHEASTERN WINNEBAGO, SOUTHWESTERN BROWN AND CENTRAL OUTAGAMIE COUNTIES... At 1121 AM CDT, a severe thunderstorm was located 5 miles southeast of Black Creek, or 10 miles north of Appleton, moving southeast at 40 mph. THIS IS A DESTRUCTIVE STORM FOR BLACK CREEK. HAZARD...Softball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. This severe thunderstorm will be near... Black Creek around 1125 AM CDT. Appleton around 1130 AM CDT. Kaukauna, Little Chute, Kimberly and Darboy around 1135 AM CDT. Northern Lake Winnebago around 1145 AM CDT. Other locations impacted by the severe thunderstorm include Murphy Corner, Five Corners, Twelve Corners, Mackville, Binghamton, Freedom, Combined Locks, Wrightstown, Dundas and Holland. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 4447 8869 4458 8856 4424 8804 4419 8804 4419 8848 TIME...MOT...LOC 1613Z 319DEG 36KT 4447 8847 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...4.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  869 WWUS53 KLOT 271621 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1121 AM CDT Mon Jul 27 2026 ILC097-111-271631- /O.CAN.KLOT.SV.W.0195.000000T0000Z-260727T1715Z/ Lake IL-McHenry IL- 1121 AM CDT Mon Jul 27 2026 ...THE SEVERE THUNDERSTORM WARNING FOR LAKE AND SOUTHEASTERN MCHENRY COUNTIES IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. However, additional severe thunderstorms are approaching from Wisconsin and a new warning may be needed soon. && LAT...LON 4206 8767 4200 8766 4198 8835 4215 8835 4215 8776 TIME...MOT...LOC 1621Z 274DEG 18KT 4212 8818 $$ ILC031-089-271715- /O.CON.KLOT.SV.W.0195.000000T0000Z-260727T1715Z/ Kane IL-Cook IL- 1121 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR NORTHEASTERN KANE AND NORTHERN COOK COUNTIES... At 1121 AM CDT, a severe thunderstorm was located over Barrington Hills, or near Barrington, moving east at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Chicago, Elgin, Arlington Heights, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Mount Prospect, Hoffman Estates, Glenview, Buffalo Grove, Bartlett, Streamwood, Hanover Park, Carpentersville, Wheeling, Park Ridge, Northbrook, Elk Grove Village, Niles, Algonquin, West Ridge, Wilmette, and Barrington. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4206 8767 4200 8766 4198 8835 4215 8835 4215 8776 TIME...MOT...LOC 1621Z 274DEG 18KT 4212 8818 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Borchardt  111 FZUS73 KAPX 271621 MWSAPX Marine Weather Statement National Weather Service Gaylord MI 1221 PM EDT Mon Jul 27 2026 LMZ346-364-366-271631- /O.CAN.KAPX.MA.W.0091.000000T0000Z-260727T1645Z/ 1221 PM EDT Mon Jul 27 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake... Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake... Manistee to Point Betsie MI... The thunderstorm has weakened and no longer poses a significant threat to boaters. && LAT...LON 4440 8675 4481 8648 4476 8623 4472 8618 4474 8614 4473 8607 4467 8619 4456 8616 4441 8619 4424 8629 TIME...MOT...LOC 1617Z 284DEG 40KT 4453 8582 $$ msb  609 WWUS53 KGRB 271623 SVSGRB Severe Weather Statement National Weather Service Green Bay WI 1123 AM CDT Mon Jul 27 2026 WIC115-135-271633- /O.CAN.KGRB.SV.W.0121.000000T0000Z-260727T1630Z/ Shawano WI-Waupaca WI- 1123 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR EASTERN SHAWANO AND EASTERN WAUPACA COUNTIES... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 300 PM CDT Monday for a portion of northeast Wisconsin. && LAT...LON 4433 8819 4438 8828 4451 8849 4459 8860 4459 8828 4447 8789 4443 8795 4429 8813 TIME...MOT...LOC 1605Z 319DEG 36KT 4458 8838 $$ WIC009-087-271630- /O.CON.KGRB.SV.W.0121.000000T0000Z-260727T1630Z/ Brown WI-Outagamie WI- 1123 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM CDT FOR SOUTHWESTERN BROWN AND NORTHEASTERN OUTAGAMIE COUNTIES... At 1123 AM CDT, a severe thunderstorm was located 11 miles north of Kaukauna, or 13 miles northeast of Appleton, moving southeast at 40 mph. THIS IS A DESTRUCTIVE STORM FOR SEYMOUR. HAZARD...Softball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. This severe thunderstorm will remain over mainly rural areas of Southwestern Brown and Northeastern Outagamie Counties. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 4433 8819 4438 8828 4451 8849 4459 8860 4459 8828 4447 8789 4443 8795 4429 8813 TIME...MOT...LOC 1605Z 324DEG 36KT 4457 8840 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...4.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  437 WUUS53 KLOT 271625 SVRLOT ILC097-111-271745- /O.NEW.KLOT.SV.W.0197.260727T1625Z-260727T1745Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Chicago/Romeoville 1125 AM CDT Mon Jul 27 2026 The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Lake County in northeastern Illinois... Eastern McHenry County in northeastern Illinois... * Until 1245 PM CDT. * At 1125 AM CDT, a large severe thunderstorm was located over Browns Lake, or 8 miles northwest of Paddock Lake, moving southeast at 30 mph. HAZARD...70 mph wind gusts and ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Waukegan, Arlington Heights, Palatine, Buffalo Grove, Crystal Lake, Wheeling, Northbrook, North Chicago, Gurnee, Mundelein, Highland Park, Round Lake Beach, McHenry, Vernon Hills, Zion, Grayslake, Libertyville, Lake Zurich, Lake Forest, Round Lake, Antioch, Wauconda, Fox Lake, Barrington, and Lake Villa. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4249 8780 4238 8781 4237 8782 4233 8783 4231 8782 4230 8783 4229 8783 4221 8780 4215 8776 4215 8823 4249 8841 TIME...MOT...LOC 1625Z 320DEG 26KT 4265 8823 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  789 WWUS53 KMKX 271625 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1125 AM CDT Mon Jul 27 2026 WIC055-133-271635- /O.EXP.KMKX.TO.W.0076.000000T0000Z-260727T1630Z/ Waukesha WI-Jefferson WI- 1125 AM CDT Mon Jul 27 2026 ...THE TORNADO WARNING FOR NORTHWESTERN WAUKESHA AND NORTHEASTERN JEFFERSON COUNTIES WILL EXPIRE AT 1130 AM CDT... The storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. Therefore, the warning will be allowed to expire. Remember, a Severe Thunderstorm Warning still remains in effect for eastern Jefferson and western Waukesha Counties. && LAT...LON 4315 8868 4319 8848 4305 8834 4297 8860 TIME...MOT...LOC 1625Z 332DEG 29KT 4302 8851 $$ HEEREN  969 WGUS72 KFFC 271626 FFSFFC Flash Flood Statement National Weather Service Peachtree City GA 1226 PM EDT Mon Jul 27 2026 GAC089-247-271636- /O.CAN.KFFC.FF.W.0045.000000T0000Z-260727T2045Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ DeKalb GA-Rockdale GA- 1226 PM EDT Mon Jul 27 2026 ...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL DEKALB AND CENTRAL ROCKDALE COUNTIES... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed any remaining road closures. && LAT...LON 3379 8430 3386 8422 3387 8420 3385 8416 3378 8408 3375 8402 3371 8397 3363 8406 $$  857 WWUS53 KMKX 271627 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1127 AM CDT Mon Jul 27 2026 WIC059-101-127-271715- /O.CON.KMKX.SV.W.0218.000000T0000Z-260727T1715Z/ Walworth WI-Racine WI-Kenosha WI- 1127 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR EASTERN WALWORTH...RACINE AND KENOSHA COUNTIES... At 1127 AM CDT, a severe thunderstorm was located over Eagle Lake, or near Union Grove, moving southeast at 20 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Trained weather spotters. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Kenosha, Racine, Mount Pleasant, Pleasant Prairie, Antioch, Lake Geneva, Sturtevant, Union Grove, East Troy, Paddock Lake, Camp Lake, Wind Lake, Winthrop Harbor, Twin Lakes, Rochester, Raymond, Wheatland, Yorkville, Genoa City, and Silver Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4284 8852 4284 8782 4278 8775 4276 8777 4271 8777 4267 8779 4266 8781 4261 8782 4259 8781 4252 8781 4249 8780 4250 8841 TIME...MOT...LOC 1627Z 312DEG 16KT 4268 8815 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ HALBACH  640 FZUS73 KGRB 271627 MWSGRB Marine Weather Statement National Weather Service Green Bay WI 1127 AM CDT Mon Jul 27 2026 LMZ521-522-271715- /O.CON.KGRB.MA.W.0050.000000T0000Z-260727T1715Z/ 1127 AM CDT Mon Jul 27 2026 ...SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT... For the following areas... Central and Southern Bay of Green Bay... At 1127 AM CDT, severe thunderstorms were located along a line from 6 NM southwest of Sherwood Point Light to over Long Tail Point Light, moving south at 35 knots. HAZARD...Wind gusts in excess of 50 knots. SOURCE...Radar indicated. IMPACT...Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves. The strong thunderstorm will be near... Bay Shore Park, Long Tail Point Light and Green Bay Harbor Entrance Light around 1130 AM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until these storms pass. Wind gusts 34 knots or greater, high waves, dangerous lightning, and heavy rain are possible with these storms. && LAT...LON 4493 8784 4501 8734 4491 8741 4488 8739 4488 8744 4489 8744 4489 8742 4490 8744 4487 8747 4484 8761 4472 8772 4465 8776 4462 8787 4454 8793 4455 8802 4462 8801 4460 8798 4471 8799 4487 8783 TIME...MOT...LOC 1609Z 340DEG 34KT 4498 8759 4484 8782 4475 8809 MAX HAIL SIZE...<.75 IN MAX WIND GUST...>50 KTS $$ KS  058 WUUS53 KGRB 271629 SVRGRB WIC009-087-271700- /O.NEW.KGRB.SV.W.0125.260727T1629Z-260727T1700Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Green Bay WI 1129 AM CDT Mon Jul 27 2026 The National Weather Service in Green Bay has issued a * Severe Thunderstorm Warning for... Brown County in northeastern Wisconsin... Northeastern Outagamie County in northeastern Wisconsin... * Until noon CDT. * At 1129 AM CDT, a severe thunderstorm was located 11 miles north of Kaukauna, or 13 miles northeast of Appleton, moving southeast at 40 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Other locations impacted by the severe thunderstorm include Chicago Corners, Oneida, Hobart, De Pere, Wrightstown, Little Rapids, Greenleaf, Morrison, Lark and Wayside. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. && LAT...LON 4458 8856 4459 8802 4457 8786 4433 8787 4433 8789 4424 8789 4424 8804 TIME...MOT...LOC 1628Z 324DEG 36KT 4444 8826 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  202 WWUS53 KLOT 271631 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1131 AM CDT Mon Jul 27 2026 ILC089-271641- /O.CAN.KLOT.SV.W.0195.000000T0000Z-260727T1715Z/ Kane IL- 1131 AM CDT Mon Jul 27 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN KANE COUNTY IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4206 8767 4200 8766 4199 8826 4207 8826 4207 8824 4215 8824 4215 8776 TIME...MOT...LOC 1631Z 287DEG 24KT 4210 8809 $$ ILC031-271715- /O.CON.KLOT.SV.W.0195.000000T0000Z-260727T1715Z/ Cook IL- 1131 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR NORTHERN COOK COUNTY... At 1131 AM CDT, a severe thunderstorm was located over Inverness, or over Palatine, moving east at 30 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Chicago, Elgin, Arlington Heights, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Mount Prospect, Hoffman Estates, Glenview, Buffalo Grove, Bartlett, Streamwood, Hanover Park, Wheeling, Park Ridge, Northbrook, Elk Grove Village, Niles, West Ridge, Wilmette, Barrington, Rogers Park, and Rolling Meadows. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4206 8767 4200 8766 4199 8826 4207 8826 4207 8824 4215 8824 4215 8776 TIME...MOT...LOC 1631Z 287DEG 24KT 4210 8809 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  351 WHUS53 KGRR 271632 SMWGRR LMZ847>849-868-870-271800- /O.NEW.KGRR.MA.W.0058.260727T1632Z-260727T1800Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Grand Rapids MI 1232 PM EDT Mon Jul 27 2026 The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore Waters from Grand Haven to Manistee MI... Open Waters from Whitehall to Manistee MI... * Until 200 PM EDT. * At 1232 PM EDT, severe thunderstorms were located along a line extending from 24 nm west of Manistee Light to 20 nm west of Big Sable Point Light to 12 nm southeast of Rawley Point Light, moving southeast at 40 knots. HAZARD...Wind gusts to nearly 50 knots and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Ludington Light and Little Sable Point Light. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until these storms pass. Wind gusts to nearly 50 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with these storms. && LAT...LON 4426 8634 4412 8643 4406 8652 4394 8645 4381 8643 4368 8653 4363 8654 4341 8644 4339 8652 4341 8662 4338 8714 4371 8712 4421 8697 4428 8644 TIME...MOT...LOC 1632Z 331DEG 41KT 4430 8690 4415 8697 4410 8727 HAIL...>.75IN WIND...49KTS $$ THOMAS  122 WWUS53 KMKX 271633 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1133 AM CDT Mon Jul 27 2026 WIC027-271642- /O.CAN.KMKX.SV.W.0217.000000T0000Z-260727T1715Z/ Dodge WI- 1133 AM CDT Mon Jul 27 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DODGE COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4337 8788 4330 8789 4326 8791 4321 8790 4320 8841 4343 8836 4354 8819 4354 8780 4349 8779 TIME...MOT...LOC 1632Z 257DEG 29KT 4359 8775 4327 8771 $$ WIC089-131-271715- /O.CON.KMKX.SV.W.0217.000000T0000Z-260727T1715Z/ Ozaukee WI-Washington WI- 1133 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR OZAUKEE AND WASHINGTON COUNTIES... At 1132 AM CDT, severe thunderstorms were located along a line extending from near Oostburg to 11 miles northeast of Bayside, moving east at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... West Bend, Mequon, Hartford, Grafton, Cedarburg, Port Washington, Jackson, Slinger, Saukville, Kewaskum, Thiensville, Germantown, Belgium, Fredonia, Newburg, Richfield, Waubeka, Fillmore, Harrington Beach St Park, and Boltonville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4337 8788 4330 8789 4326 8791 4321 8790 4320 8841 4343 8836 4354 8819 4354 8780 4349 8779 TIME...MOT...LOC 1632Z 257DEG 29KT 4359 8775 4327 8771 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ HALBACH  191 WWUS53 KMKX 271633 RRA SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1133 AM CDT Mon Jul 27 2026 WIC055-271643- /O.CAN.KMKX.SV.W.0216.000000T0000Z-260727T1715Z/ Jefferson WI- 1133 AM CDT Mon Jul 27 2026 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN JEFFERSON COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4284 8853 4319 8842 4319 8789 4316 8788 4312 8790 4307 8787 4302 8790 4296 8785 4288 8785 4285 8782 TIME...MOT...LOC 1633Z 262DEG 23KT 4338 8785 4277 8781 $$ WIC079-133-271715- /O.CON.KMKX.SV.W.0216.000000T0000Z-260727T1715Z/ Milwaukee WI-Waukesha WI- 1133 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR MILWAUKEE AND WAUKESHA COUNTIES... At 1133 AM CDT, severe thunderstorms were located along a line extending from Port Washington to near Wind Point, moving east at 25 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Trained weather spotters. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Milwaukee, Waukesha, West Allis, Wauwatosa, New Berlin, Brookfield, Greenfield, Menomonee Falls, Oak Creek, Muskego, South Milwaukee, Cudahy, Whitefish Bay, Greendale, Pewaukee, Brown Deer, Sussex, St. Francis, Hartland, and Hales Corners. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4284 8853 4319 8842 4319 8789 4316 8788 4312 8790 4307 8787 4302 8790 4296 8785 4288 8785 4285 8782 TIME...MOT...LOC 1633Z 262DEG 23KT 4338 8785 4277 8781 HAIL THREAT...OBSERVED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ HALBACH  066 WWUS53 KGRB 271637 SVSGRB Severe Weather Statement National Weather Service Green Bay WI 1137 AM CDT Mon Jul 27 2026 WIC009-015-087-139-271700- /O.CON.KGRB.SV.W.0123.000000T0000Z-260727T1700Z/ Brown WI-Calumet WI-Outagamie WI-Winnebago WI- 1137 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR NORTHERN CALUMET, NORTHEASTERN WINNEBAGO, SOUTHWESTERN BROWN AND OUTAGAMIE COUNTIES... At 1137 AM CDT, a severe thunderstorm was located over Kaukauna, or 7 miles east of Appleton, moving southeast at 40 mph. THIS IS A DESTRUCTIVE STORM FOR FREEDOM. HAZARD...Softball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. This severe thunderstorm will be near... Kaukauna, Little Chute, Kimberly, Darboy and Appleton around 1140 AM CDT. Northern Lake Winnebago around 1145 AM CDT. Other locations impacted by the severe thunderstorm include Combined Locks, Wrightstown, Dundas, Holland, Askeaton and Forest Junction. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 4441 8864 4454 8849 4424 8804 4419 8804 4419 8845 TIME...MOT...LOC 1621Z 319DEG 36KT 4441 8839 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...4.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  320 WHUS53 KDTX 271638 SMWDTX LHZ441-462-271800- /O.NEW.KDTX.MA.W.0062.260727T1638Z-260727T1800Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Detroit/Pontiac MI 1238 PM EDT Mon Jul 27 2026 The National Weather Service in Detroit/Pontiac has issued a * Special Marine Warning for... Lake Huron from Port Austin to Harbor Beach 5NM Off Shore to the US/Canadian border... Port Austin to Harbor Beach MI... * Until 200 PM EDT. * At 1237 PM EDT, a severe thunderstorm was located 14 nm west of Central Lake Huron Buoy, moving southeast at 25 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * The severe thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until this storm passes. Wind gusts to 40 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with this storm. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 4418 8226 4385 8218 4384 8270 4399 8280 4404 8291 4400 8300 4405 8301 4405 8300 4418 8300 TIME...MOT...LOC 1637Z 337DEG 25KT 4428 8275 HAIL...>.75IN WIND...40KTS $$ AA  530 WHUS53 KGRB 271639 SMWGRB LMZ542-543-565-567-271815- /O.NEW.KGRB.MA.W.0051.260727T1639Z-260727T1815Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Green Bay WI 1139 AM CDT Mon Jul 27 2026 The National Weather Service in Green Bay has issued a * Special Marine Warning for... Nearshore waters from Sturgeon Bay to Sheboygan... Open waters of Lake Michigan from Sturgeon Bay to Sheboygan... * Until 115 PM CDT. * At 1139 AM CDT, severe thunderstorms were located along a line from near Algoma to 15 NM northeast of Oshkosh, or along a line from 8 NM southwest of Sturgeon Bay Ship Canal Light to 15 NM northeast of Oshkosh, moving southeast at 35 knots. HAZARD...Large hail and wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * The strong thunderstorm will be near... Algoma around 1145 AM CDT. Kewaunee Pierhead Light around 1155 AM CDT. Manitowoc, Two Rivers and Rawley Point Light around 1215 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4410 8769 4415 8758 4416 8758 4417 8762 4416 8754 4419 8752 4432 8755 4448 8752 4448 8753 4477 8732 4472 8676 4413 8701 4383 8709 4389 8773 4410 8767 TIME...MOT...LOC 1639Z 329DEG 34KT 4467 8739 4456 8768 4425 8841 MAX HAIL SIZE...>.75 IN MAX WIND GUST...50 KTS $$ KS  724 WUUS53 KLOT 271639 SVRLOT ILC031-043-197-271800- /O.NEW.KLOT.SV.W.0198.260727T1639Z-260727T1800Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Chicago/Romeoville 1139 AM CDT Mon Jul 27 2026 The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northwestern Will County in northeastern Illinois... DuPage County in northeastern Illinois... Northern Cook County in northeastern Illinois... * Until 100 PM CDT. * At 1138 AM CDT, a cluster of severe thunderstorms was located over northern Cook and DuPage Counties, moving southeast at 20 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Chicago, Aurora, Naperville, Cicero, Schaumburg, Bolingbrook, Des Plaines, Orland Park, Oak Lawn, Berwyn, Wheaton, Oak Park, Downers Grove, Elmhurst, Lombard, Bartlett, Ohare Airport, Streamwood, Carol Stream, Romeoville, Plainfield, Hanover Park, Park Ridge, Calumet City, and Addison. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4165 8823 4199 8823 4201 8766 4198 8765 4196 8763 4196 8764 4190 8762 4189 8761 4188 8762 4183 8760 4176 8756 4174 8753 4163 8753 TIME...MOT...LOC 1638Z 298DEG 18KT 4202 8828 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  769 WWUS53 KMKX 271640 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1140 AM CDT Mon Jul 27 2026 WIC127-271650- /O.CAN.KMKX.SV.W.0218.000000T0000Z-260727T1715Z/ Walworth WI- 1140 AM CDT Mon Jul 27 2026 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN WALWORTH COUNTY IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4250 8831 4284 8831 4284 8782 4278 8775 4276 8777 4271 8777 4267 8779 4266 8781 4261 8782 4259 8781 4252 8781 4249 8780 4250 8829 TIME...MOT...LOC 1640Z 278DEG 29KT 4266 8800 $$ WIC059-101-271715- /O.CON.KMKX.SV.W.0218.000000T0000Z-260727T1715Z/ Racine WI-Kenosha WI- 1140 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR RACINE AND KENOSHA COUNTIES... At 1140 AM CDT, a severe thunderstorm was located over Union Grove, moving east at 35 mph. THIS IS A DESTRUCTIVE STORM FOR Kenosha and Racine Counties. HAZARD...Baseball size hail and 60 mph wind gusts. SOURCE...Trained weather spotters. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. Locations impacted include... Kenosha, Racine, Mount Pleasant, Pleasant Prairie, Sturtevant, Union Grove, Paddock Lake, Camp Lake, Wind Lake, Winthrop Harbor, Twin Lakes, Rochester, Raymond, Wheatland, Yorkville, Genoa City, Silver Lake, Wind Point, Powers Lake, and Browns Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4250 8831 4284 8831 4284 8782 4278 8775 4276 8777 4271 8777 4267 8779 4266 8781 4261 8782 4259 8781 4252 8781 4249 8780 4250 8829 TIME...MOT...LOC 1640Z 278DEG 29KT 4266 8800 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ HALBACH  799 WUUS53 KAPX 271644 SVRAPX MIC001-069-271745- /O.NEW.KAPX.SV.W.0086.260727T1644Z-260727T1745Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Gaylord MI 1244 PM EDT Mon Jul 27 2026 The National Weather Service in Gaylord has issued a * Severe Thunderstorm Warning for... Central Alcona County in northern Michigan... Northeastern Iosco County in northern Michigan... * Until 145 PM EDT. * At 1243 PM EDT, a severe thunderstorm was located near Barton City, or 8 miles east of Glennie, moving southeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will be near... Mikado around 1250 PM EDT. Wurtsmith Airfield around 1255 PM EDT. Oscoda and Au Sable around 100 PM EDT. Other locations impacted by this severe thunderstorm include Wilber. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Large hail, damaging wind, and continuous cloud to ground lightning are occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4435 8328 4422 8344 4478 8377 4482 8355 4461 8326 TIME...MOT...LOC 1643Z 324DEG 27KT 4461 8355 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Dippman  040 WWUS53 KGRB 271644 SVSGRB Severe Weather Statement National Weather Service Green Bay WI 1144 AM CDT Mon Jul 27 2026 WIC009-087-271700- /O.CON.KGRB.SV.W.0125.000000T0000Z-260727T1700Z/ Brown WI-Outagamie WI- 1144 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR CENTRAL BROWN AND NORTHEASTERN OUTAGAMIE COUNTIES... At 1144 AM CDT, a severe thunderstorm was located 7 miles east of Kaukauna, or 13 miles east of Appleton, moving southeast at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Other locations impacted by the severe thunderstorm include Greenleaf, Wrightstown, Little Rapids, Morrison, Lark and Wayside. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 4434 8819 4454 8849 4457 8786 4433 8788 4433 8789 4424 8789 4424 8804 TIME...MOT...LOC 1629Z 324DEG 36KT 4443 8825 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  743 WWUS53 KMKX 271644 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1144 AM CDT Mon Jul 27 2026 WIC101-127-271654- /O.CAN.KMKX.TO.W.0077.000000T0000Z-260727T1700Z/ Walworth WI-Racine WI- 1144 AM CDT Mon Jul 27 2026 ...THE TORNADO WARNING FOR SOUTHEASTERN WALWORTH AND SOUTHWESTERN RACINE COUNTIES IS CANCELLED... The tornadic thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4261 8830 4261 8819 4267 8819 4267 8815 4250 8802 4250 8831 TIME...MOT...LOC 1644Z 337DEG 27KT 4246 8826 $$ WIC059-271700- /O.CON.KMKX.TO.W.0077.000000T0000Z-260727T1700Z/ Kenosha WI- 1144 AM CDT Mon Jul 27 2026 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR WESTERN KENOSHA COUNTY... At 1144 AM CDT, a severe thunderstorm capable of producing a tornado was located over Spring Grove, or near Fox Lake, moving southeast at 30 mph. HAZARD...Tornado and baseball size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This tornadic thunderstorm will remain over mainly rural areas of western Kenosha County, including the following locations... Salem, New Munster, Bassett, and Slades Corners. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4261 8830 4261 8819 4267 8819 4267 8815 4250 8802 4250 8831 TIME...MOT...LOC 1644Z 337DEG 27KT 4246 8826 TORNADO...RADAR INDICATED MAX HAIL SIZE...2.75 IN $$ HEEREN  434 WWUS53 KLOT 271645 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1145 AM CDT Mon Jul 27 2026 ILC097-111-271745- /O.CON.KLOT.SV.W.0197.000000T0000Z-260727T1745Z/ Lake IL-McHenry IL- 1145 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR LAKE AND EASTERN MCHENRY COUNTIES... At 1144 AM CDT, a severe thunderstorm was located over Camp Lake, moving southeast at 30 mph. HAZARD...70 mph wind gusts and ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Waukegan, Arlington Heights, Palatine, Buffalo Grove, Crystal Lake, Wheeling, Northbrook, North Chicago, Gurnee, Mundelein, Highland Park, Round Lake Beach, McHenry, Vernon Hills, Zion, Grayslake, Libertyville, Lake Zurich, Lake Forest, Round Lake, Antioch, Wauconda, Fox Lake, Barrington, and Lake Villa. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4249 8780 4238 8781 4237 8782 4233 8783 4231 8782 4230 8783 4229 8783 4221 8780 4215 8776 4215 8823 4249 8841 TIME...MOT...LOC 1644Z 320DEG 26KT 4254 8810 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  352 WWUS53 KLOT 271645 RRA SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1145 AM CDT Mon Jul 27 2026 ILC031-271715- /O.CON.KLOT.SV.W.0195.000000T0000Z-260727T1715Z/ Cook IL- 1145 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR NORTHERN COOK COUNTY... At 1145 AM CDT, a large severe thunderstorm was located over Schaumburg, moving east at 30 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Chicago, Arlington Heights, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Mount Prospect, Hoffman Estates, Glenview, Buffalo Grove, Bartlett, Streamwood, Hanover Park, Wheeling, Park Ridge, Northbrook, Elk Grove Village, Niles, West Ridge, Wilmette, Barrington, Rogers Park, Rolling Meadows, and Morton Grove. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4206 8767 4200 8766 4199 8823 4215 8823 4215 8776 TIME...MOT...LOC 1645Z 287DEG 24KT 4207 8797 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  791 WWUS53 KLOT 271646 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1146 AM CDT Mon Jul 27 2026 ILC043-271700- /O.CON.KLOT.SV.W.0196.000000T0000Z-260727T1700Z/ DuPage IL- 1146 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR NORTHERN DUPAGE COUNTY... At 1145 AM CDT, a severe thunderstorm was located over Roselle, or over Melrose Park, moving east at 25 mph. This storm also is rotating. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Wheaton, Downers Grove, Elmhurst, Lombard, Bartlett, Carol Stream, Hanover Park, Addison, Glendale Heights, Elk Grove Village, Glen Ellyn, West Chicago, Hinsdale, Oak Brook, Westmont, Roselle, Bloomingdale, Villa Park, Bensenville, Wood Dale, Winfield, Itasca, Clarendon Hills, Wayne, and Berkeley. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4178 8792 4193 8824 4199 8826 4199 8792 TIME...MOT...LOC 1645Z 291DEG 22KT 4189 8788 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  241 WWUS53 KLOT 271646 RRA SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1146 AM CDT Mon Jul 27 2026 ILC031-043-197-271800- /O.CON.KLOT.SV.W.0198.000000T0000Z-260727T1800Z/ Will IL-DuPage IL-Cook IL- 1146 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CDT FOR NORTHWESTERN WILL...DUPAGE AND NORTHERN COOK COUNTIES... At 1146 AM CDT, a large severe thunderstorm was located over Bloomingdale, or over Glendale Heights, moving southeast at 25 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Chicago, Aurora, Naperville, Cicero, Schaumburg, Bolingbrook, Des Plaines, Orland Park, Oak Lawn, Berwyn, Wheaton, Oak Park, Downers Grove, Elmhurst, Lombard, Bartlett, Ohare Airport, Streamwood, Carol Stream, Romeoville, Plainfield, Hanover Park, Park Ridge, Calumet City, and Addison. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4165 8823 4199 8823 4201 8766 4198 8765 4196 8763 4196 8764 4190 8762 4189 8761 4188 8762 4183 8760 4176 8756 4174 8753 4163 8753 TIME...MOT...LOC 1646Z 307DEG 23KT 4194 8810 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  198 WUUS51 KAKQ 271646 SVRAKQ VAC810-271730- /O.NEW.KAKQ.SV.W.0203.260727T1646Z-260727T1730Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Wakefield VA 1246 PM EDT Mon Jul 27 2026 The National Weather Service in Wakefield has issued a * Severe Thunderstorm Warning for... The central City of Virginia Beach in southeastern Virginia... * Until 130 PM EDT. * At 1246 PM EDT, a severe thunderstorm was located over Princess Anne, or near Virginia Beach, moving southeast at 15 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to trees and powerlines. * This severe thunderstorm will be near... Virginia Beach around 1250 PM EDT. Other locations impacted by this severe thunderstorm include Oceana, Rudee Heights, Sigma, Sandbridge Beach, Dam Neck, Oceana NAS, Macons Corner, Pungo, and London Bridge. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Please report severe weather by calling 757-899-2415, posting to the NWS Wakefield Facebook page, or using X @NWSWAKEFIELDVA. && LAT...LON 3655 7585 3655 7592 3668 7608 3668 7607 3669 7607 3671 7608 3675 7614 3688 7601 3683 7590 3658 7582 TIME...MOT...LOC 1646Z 308DEG 11KT 3677 7601 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MRD  995 WGUS51 KAKQ 271647 FFWAKQ VAC810-271900- /O.NEW.KAKQ.FF.W.0053.260727T1647Z-260727T1900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Wakefield VA 1247 PM EDT Mon Jul 27 2026 The National Weather Service in Wakefield has issued a * Flash Flood Warning for... The Central City of Virginia Beach in southeastern Virginia... * Until 300 PM EDT. * At 1247 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 1.5 inches of rain have fallen. Additional rainfall amounts up to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Virginia Beach, Princess Anne, Oceana NAS, Macons Corner, Oceana, London Bridge, Rudee Heights, Dam Neck and Princess Anne Plaza. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report flooding by calling 757-899-2415, posting to the NWS Wakefield Facebook page, or using X @NWSWAKEFIELDVA. && LAT...LON 3687 7596 3686 7595 3685 7595 3684 7595 3682 7594 3677 7593 3675 7592 3675 7593 3674 7604 3676 7609 3680 7612 3684 7612 3686 7604 FLASH FLOOD...RADAR INDICATED $$ MRD  429 WWUS53 KGRB 271647 SVSGRB Severe Weather Statement National Weather Service Green Bay WI 1147 AM CDT Mon Jul 27 2026 WIC029-271657- /O.CAN.KGRB.SV.W.0124.000000T0000Z-260727T1700Z/ Door WI- 1147 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHERN DOOR COUNTY... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office. A Severe Thunderstorm Watch remains in effect until 300 PM CDT Monday for a portion of northeast Wisconsin. && LAT...LON 4433 8788 4458 8787 4464 8777 4468 8764 4467 8737 4458 8739 4454 8742 4430 8751 4430 8754 4433 8754 TIME...MOT...LOC 1621Z 349DEG 37KT 4475 8773 $$ WIC009-061-271700- /O.CON.KGRB.SV.W.0124.000000T0000Z-260727T1700Z/ Brown WI-Kewaunee WI- 1147 AM CDT Mon Jul 27 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR SOUTHEASTERN BROWN AND KEWAUNEE COUNTIES... At 1147 AM CDT, a severe thunderstorm was located near Luxemburg, or 7 miles west of Kewaunee, moving south at 45 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe thunderstorm will be near... Luxemburg and Kewaunee Pierhead Light around 1150 AM CDT. Kewaunee around 1155 AM CDT. Other locations impacted by the severe thunderstorm include Ellisville, Pilsen, Neuern, Birchwood, Scarboro, Cherneyville, Slovan, Casco, Krok and Stangelville. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. && LAT...LON 4433 8788 4458 8787 4464 8777 4468 8764 4467 8737 4458 8739 4454 8742 4430 8751 4430 8754 4433 8754 TIME...MOT...LOC 1621Z 349DEG 37KT 4475 8773 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KS  603 FZUS73 KAPX 271649 MWSAPX Marine Weather Statement National Weather Service Gaylord MI 1249 PM EDT Mon Jul 27 2026 LHZ349-362-271657- /O.CAN.KAPX.MA.W.0092.000000T0000Z-260727T1800Z/ 1249 PM EDT Mon Jul 27 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off shore to US/Canadian border... Sturgeon Pt to Alabaster MI... The thunderstorm has moved out of the warned area and no longer poses a significant threat to boaters. More thunderstorms are developing over Alcona County and may necessitate another Special Marine Warning issuance. Be sure to monitor weather sources for more information. && LAT...LON 4454 8298 4459 8245 4418 8232 4418 8291 TIME...MOT...LOC 1647Z 329DEG 33KT 4422 8270 $$ LHZ363-271800- /O.CON.KAPX.MA.W.0092.000000T0000Z-260727T1800Z/ 1249 PM EDT Mon Jul 27 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 200 PM EDT... For the following areas... Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border... At 1247 PM EDT, a severe thunderstorm was located 12 nm west of Central Lake Huron Buoy, moving southeast at 35 knots. HAZARD...Wind gusts 34 knots or greater and large hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. Locations impacted include... Central Lake Huron Buoy. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4454 8298 4459 8245 4418 8232 4418 8291 TIME...MOT...LOC 1647Z 329DEG 33KT 4422 8270 HAIL...>.75IN WIND...>34KTS $$ Dippman  414 FZUS73 KDTX 271649 MWSDTX Marine Weather Statement National Weather Service Detroit/Pontiac MI 1249 PM EDT Mon Jul 27 2026 LHZ441-462-271800- /O.CON.KDTX.MA.W.0062.000000T0000Z-260727T1800Z/ 1249 PM EDT Mon Jul 27 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 200 PM EDT... For the following areas... Lake Huron from Port Austin to Harbor Beach 5NM Off Shore to the US/Canadian border... Port Austin to Harbor Beach MI... At 1248 PM EDT, a severe thunderstorm was located 14 nm northeast of Port Austin, moving south at 20 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. Locations impacted include... Port Hope, Harbor Beach, and Port Austin. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until this storm passes. Wind gusts to 40 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with this storm. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 4418 8226 4385 8218 4384 8270 4399 8280 4404 8291 4400 8300 4405 8301 4405 8300 4418 8300 TIME...MOT...LOC 1648Z 354DEG 22KT 4421 8276 HAIL...>.75IN WIND...40KTS $$ AA  388 WHUS51 KAKQ 271649 SMWAKQ ANZ633-656-271800- /O.NEW.KAKQ.MA.W.0146.260727T1649Z-260727T1800Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Wakefield VA 1249 PM EDT Mon Jul 27 2026 The National Weather Service in Wakefield has issued a * Special Marine Warning for... Coastal Waters from Cape Charles Light to Virginia-North Carolina border out 20 NM... Currituck Sound... * Until 200 PM EDT. * At 1249 PM EDT, a strong thunderstorm was located near Sandbridge, moving southeast at 10 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Virginia Beach Oceanfront, Rudee Inlet, Sandbridge, and Deal Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3657 7602 3670 7598 3680 7598 3687 7600 3683 7589 3668 7570 3659 7577 3655 7586 3653 7597 TIME...MOT...LOC 1649Z 316DEG 11KT 3676 7602 HAIL...<.75IN WIND...40KTS $$ Zimmerman  919 WGUS53 KMKX 271652 FFWMKX WIC059-101-272000- /O.NEW.KMKX.FF.W.0018.260727T1652Z-260727T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Milwaukee/Sullivan WI 1152 AM CDT Mon Jul 27 2026 The National Weather Service in Milwaukee/Sullivan has issued a * Flash Flood Warning for... Kenosha County in southeastern Wisconsin... Western Racine County in southeastern Wisconsin... * Until 300 PM CDT. * At 1152 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Kenosha, Pleasant Prairie, Union Grove, Paddock Lake, Camp Lake, Wind Lake, Twin Lakes, Rochester, Wheatland, Yorkville, Silver Lake, Eagle Lake, Browns Lake, Waterford North, Salem, Burlington, Waterford, Bristol, Paris and Brighton. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4276 8830 4282 8818 4271 8793 4249 8785 4249 8790 4249 8792 4249 8797 4249 8799 4249 8800 4249 8802 4250 8803 4250 8821 4267 8829 FLASH FLOOD...RADAR AND GAUGE INDICATED $$ WAGNER  584 WWUS53 KMKX 271653 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1153 AM CDT Mon Jul 27 2026 WIC059-271703- /O.EXP.KMKX.TO.W.0077.000000T0000Z-260727T1700Z/ Kenosha WI- 1153 AM CDT Mon Jul 27 2026 ...THE TORNADO WARNING FOR WESTERN KENOSHA COUNTY WILL EXPIRE AT NOON CDT... The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. Remember, a Severe Thunderstorm Warning still remains in effect for Kenosha County. && LAT...LON 4261 8830 4261 8819 4267 8819 4267 8815 4250 8802 4250 8831 TIME...MOT...LOC 1653Z 337DEG 27KT 4240 8823 $$ HEEREN  417 FZUS73 KLOT 271654 MWSLOT Marine Weather Statement National Weather Service Chicago/Romeoville 1154 AM CDT Mon Jul 27 2026 LMZ740-741-777-779-271845- /O.CON.KLOT.MA.W.0057.000000T0000Z-260727T1845Z/ 1154 AM CDT Mon Jul 27 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 145 PM CDT... For the following areas... Nearshore Waters from Winthrop Harbor to Northerly Island... Open Waters from Winthrop Harbor to Michigan City out to Mid Lake... At 1153 AM CDT, numerous severe thunderstorms were moving along the Lake Michigan shoreline, southeast at around 20 knots. HAZARD...Wind gusts to nearly 50 knots and large hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. Locations impacted include... Harrison-Dever Crib, Wilmette Harbor, Winthrop Harbor, Montrose Harbor, Monroe Harbor, Waukegan Harbor, Belmont Harbor, Diversy Harbor, and DuSable Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until this storm passes. Wind gusts to nearly 50 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with this storm. && LAT...LON 4246 8702 4213 8696 4187 8697 4187 8761 4189 8762 4189 8760 4190 8762 4208 8768 4214 8775 4227 8783 4248 8780 TIME...MOT...LOC 1653Z 268DEG 18KT 4229 8782 HAIL...>.75IN WIND...49KTS $$ Borchardt  121 WFUS53 KLOT 271655 TORLOT ILC043-271745- /O.NEW.KLOT.TO.W.0051.260727T1655Z-260727T1745Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Chicago/Romeoville 1155 AM CDT Mon Jul 27 2026 The National Weather Service in Chicago has issued a * Tornado Warning for... Eastern DuPage County in northeastern Illinois... * Until 1245 PM CDT. * At 1154 AM CDT, a severe thunderstorm capable of producing a tornado was located over Glendale Heights, moving southeast at 20 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. * This dangerous storm will be near... Wheaton, Downers Grove, Lombard, Glen Ellyn, Oak Brook, Westmont, Lisle, and Villa Park around 1200 PM CDT. Woodridge, Hinsdale, and Clarendon Hills around 1205 PM CDT. Darien and Willowbrook around 1210 PM CDT. Other locations in the path of this tornadic thunderstorm include Burr Ridge, Lemont and Willow Springs. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4181 8792 4172 8791 4171 8793 4169 8795 4169 8803 4173 8803 4173 8810 4188 8816 4193 8804 TIME...MOT...LOC 1654Z 334DEG 19KT 4190 8806 TORNADO...RADAR INDICATED MAX HAIL SIZE...0.00 IN $$ Borchardt  003 WWUS53 KAPX 271656 SVSAPX Severe Weather Statement National Weather Service Gaylord MI 1256 PM EDT Mon Jul 27 2026 MIC001-069-271745- /O.CON.KAPX.SV.W.0086.000000T0000Z-260727T1745Z/ Alcona MI-Iosco MI- 1256 PM EDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM EDT FOR SOUTHEASTERN ALCONA AND NORTHEASTERN IOSCO COUNTIES... At 1255 PM EDT, a severe thunderstorm was located near Mikado, or 9 miles northwest of Oscoda, moving southeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe storm will be near... Oscoda, Au Sable, and Wurtsmith Airfield around 100 PM EDT. Other locations impacted by this severe thunderstorm include Wilber. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4435 8328 4422 8344 4470 8372 4476 8347 4461 8326 TIME...MOT...LOC 1655Z 324DEG 27KT 4453 8347 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Dippman  115 WWUS53 KMKX 271656 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1156 AM CDT Mon Jul 27 2026 WIC059-101-271715- /O.CON.KMKX.SV.W.0218.000000T0000Z-260727T1715Z/ Racine WI-Kenosha WI- 1156 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR RACINE AND KENOSHA COUNTIES... At 1156 AM CDT, a severe thunderstorm was located near Mount Pleasant, moving east at 35 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Trained weather spotters. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Kenosha, Racine, Mount Pleasant, Pleasant Prairie, Sturtevant, Union Grove, Paddock Lake, Camp Lake, Wind Lake, Winthrop Harbor, Twin Lakes, Rochester, Raymond, Wheatland, Yorkville, Genoa City, Silver Lake, Wind Point, Powers Lake, and Browns Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4250 8831 4284 8831 4284 8782 4278 8775 4276 8777 4271 8777 4267 8779 4266 8781 4261 8782 4259 8781 4252 8781 4249 8780 4250 8829 TIME...MOT...LOC 1656Z 278DEG 29KT 4264 8782 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ HALBACH  040 WWUS53 KLOT 271657 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1157 AM CDT Mon Jul 27 2026 ILC031-043-197-271800- /O.CON.KLOT.SV.W.0198.000000T0000Z-260727T1800Z/ Will IL-DuPage IL-Cook IL- 1157 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CDT FOR NORTHWESTERN WILL...DUPAGE AND NORTHERN COOK COUNTIES... At 1157 AM CDT, a large severe thunderstorm was located over Addison, moving southeast at 20 mph. HAZARD...Golf ball size hail and 70 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Chicago, Aurora, Naperville, Cicero, Schaumburg, Bolingbrook, Des Plaines, Orland Park, Oak Lawn, Berwyn, Wheaton, Oak Park, Downers Grove, Elmhurst, Lombard, Bartlett, Ohare Airport, Streamwood, Carol Stream, Romeoville, Plainfield, Hanover Park, Park Ridge, Calumet City, and Addison. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4165 8823 4199 8823 4201 8766 4198 8765 4196 8763 4196 8764 4190 8762 4189 8761 4188 8762 4183 8760 4176 8756 4174 8753 4163 8753 TIME...MOT...LOC 1657Z 298DEG 18KT 4191 8803 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  444 FZUS73 KAPX 271657 MWSAPX Marine Weather Statement National Weather Service Gaylord MI 1257 PM EDT Mon Jul 27 2026 LHZ363-271800- /O.CON.KAPX.MA.W.0092.000000T0000Z-260727T1800Z/ 1257 PM EDT Mon Jul 27 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 200 PM EDT... For the following areas... Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border... At 1257 PM EDT, a severe thunderstorm was located 12 nm southwest of Central Lake Huron Buoy, moving southeast at 20 knots. HAZARD...Wind gusts 34 knots or greater and large hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. Locations impacted include... Central Lake Huron Buoy. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4420 8291 4442 8240 4418 8232 4418 8291 TIME...MOT...LOC 1657Z 337DEG 21KT 4416 8267 HAIL...>.75IN WIND...>34KTS $$ msb  147 WUUS53 KGRB 271658 SVRGRB WIC009-015-071-087-139-271800- /O.NEW.KGRB.SV.W.0126.260727T1658Z-260727T1800Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Green Bay WI 1158 AM CDT Mon Jul 27 2026 The National Weather Service in Green Bay has issued a * Severe Thunderstorm Warning for... Calumet County in east central Wisconsin... Western Manitowoc County in east central Wisconsin... Eastern Winnebago County in east central Wisconsin... Southwestern Brown County in northeastern Wisconsin... Southeastern Outagamie County in northeastern Wisconsin... * Until 100 PM CDT. * At 1158 AM CDT, a severe thunderstorm was located near High Cliff State Park, or 8 miles southeast of Appleton, moving southeast at 40 mph. THIS IS A DESTRUCTIVE STORM FOR KAUKAUNA. HAZARD...Three inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. * This severe thunderstorm will be near... Northern Lake Winnebago, High Cliff State Park, Kaukauna, Darboy, Appleton, Little Chute, Kimberly and Menasha around 1200 PM CDT. Brillion and Central Lake Winnebago around 1205 PM CDT. Chilton around 1215 PM CDT. St Anna around 1230 PM CDT. Camp Rokilio Scout Camp around 1235 PM CDT. Other locations impacted by the severe thunderstorm include Sherwood, Dundas, Harrison, Forest Junction, Holland, Combined Locks, St John, Hilbert, Stockbridge and Potter. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. && LAT...LON 4389 8865 4434 8864 4436 8825 4429 8817 4427 8815 4425 8814 4389 8785 4389 8816 4394 8816 4394 8840 4389 8840 TIME...MOT...LOC 1657Z 324DEG 36KT 4421 8827 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...3.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK  565 WWUS53 KLOT 271658 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1158 AM CDT Mon Jul 27 2026 ILC043-271745- /O.CON.KLOT.TO.W.0051.000000T0000Z-260727T1745Z/ DuPage IL- 1158 AM CDT Mon Jul 27 2026 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR EASTERN DUPAGE COUNTY... At 1158 AM CDT, a severe thunderstorm capable of producing a tornado was located over Glen Ellyn, moving south at 30 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. This storm may have already produced a brief tornado over Glen Ellyn. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This dangerous storm will be near... Naperville, Wheaton, Downers Grove, Woodridge, Oak Brook, Westmont, Lisle, Darien, and Clarendon Hills around 1205 PM CDT. Bolingbrook and Willowbrook around 1210 PM CDT. Lemont around 1215 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4181 8792 4172 8791 4171 8793 4169 8795 4169 8803 4173 8803 4173 8810 4188 8816 4193 8804 TIME...MOT...LOC 1658Z 353DEG 28KT 4186 8805 TORNADO...RADAR INDICATED MAX HAIL SIZE...0.00 IN $$ Borchardt  915 WWUS53 KLOT 271659 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1159 AM CDT Mon Jul 27 2026 ILC111-271709- /O.CAN.KLOT.SV.W.0197.000000T0000Z-260727T1745Z/ McHenry IL- 1159 AM CDT Mon Jul 27 2026 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MCHENRY COUNTY IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 700 PM CDT for northeastern Illinois. && LAT...LON 4238 8781 4237 8782 4233 8783 4231 8782 4230 8783 4229 8783 4221 8780 4215 8776 4215 8820 4249 8820 4249 8780 TIME...MOT...LOC 1659Z 320DEG 26KT 4245 8800 $$ ILC097-271745- /O.CON.KLOT.SV.W.0197.000000T0000Z-260727T1745Z/ Lake IL- 1159 AM CDT Mon Jul 27 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR LAKE COUNTY... At 1159 AM CDT, a severe thunderstorm was located over Lindenhurst, or near Antioch, moving southeast at 30 mph. HAZARD...70 mph wind gusts and ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Waukegan, Arlington Heights, Palatine, Buffalo Grove, Wheeling, Northbrook, North Chicago, Gurnee, Mundelein, Highland Park, Round Lake Beach, Vernon Hills, Zion, Grayslake, Libertyville, Lake Zurich, Lake Forest, Round Lake, Antioch, Wauconda, Fox Lake, Barrington, Lake Villa, Island Lake, and Deerfield. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4238 8781 4237 8782 4233 8783 4231 8782 4230 8783 4229 8783 4221 8780 4215 8776 4215 8820 4249 8820 4249 8780 TIME...MOT...LOC 1659Z 320DEG 26KT 4245 8800 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Borchardt  063 WFUS53 KGRB 271659 TORGRB WIC015-071-087-139-271745- /O.NEW.KGRB.TO.W.0024.260727T1659Z-260727T1745Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Green Bay WI 1159 AM CDT Mon Jul 27 2026 The National Weather Service in Green Bay has issued a * Tornado Warning for... Calumet County in east central Wisconsin... Southwestern Manitowoc County in east central Wisconsin... Northeastern Winnebago County in east central Wisconsin... South Central Outagamie County in northeastern Wisconsin... * Until 1245 PM CDT. * At 1159 AM CDT, a severe thunderstorm capable of producing a tornado was located over Appleton, moving southeast at 40 mph. HAZARD...Tornado and three inch hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows and vehicles will occur. Tree damage is likely. * This tornado will be near... Appleton, Menasha, Kimberly and Little Chute around 1200 PM CDT. Darboy and Kaukauna around 1205 PM CDT. Northern Lake Winnebago and High Cliff State Park around 1210 PM CDT. Central Lake Winnebago around 1215 PM CDT. Chilton around 1225 PM CDT. St Anna and Camp Rokilio Scout Camp around 1240 PM CDT. Other locations impacted by the tornado include Uw Fox Valley, Combined Locks, Neenah, Sherwood, Harrison, Stockbridge, St John, Kloten, Hilbert and Brant. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to an interior room on the lowest floor of a well-built building away from windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4428 8854 4434 8837 4392 8791 4389 8803 4389 8816 4394 8816 4394 8832 TIME...MOT...LOC 1659Z 324DEG 36KT 4425 8839 TORNADO...RADAR INDICATED MAX HAIL SIZE...3.00 IN $$ GK  502 WHUS53 KGRR 271659 SMWGRR LMZ844>847-872-874-876-878-271900- /O.NEW.KGRR.MA.W.0059.260727T1659Z-260727T1900Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Grand Rapids MI 1259 PM EDT Mon Jul 27 2026 The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore and Open Waters from St Joseph to Whitehall MI... * Until 300 PM EDT. * At 1259 PM EDT, severe thunderstorms capable of producing waterspouts were located along a line extending from 26 nm east of Sheboygan to 28 nm east of Winthrop Harbor to 12 nm south of Midway Airport, moving southeast at 55 knots. HAZARD...Waterspouts, wind gusts to nearly 50 knots, and large hail. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... South Haven Light, St. Joseph Light, White Lake Pier Heads, Holland Light, The White Lake Pierheads, Grand Haven Light, Muskegon Light, and St. Joseph. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until these storms pass. Wind gusts to nearly 50 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with these storms. Thunderstorms can produce sudden waterspouts resulting in locally hazardous seas. Seek safe harbor immediately. && LAT...LON 4213 8656 4212 8696 4338 8714 4341 8644 4308 8625 4277 8621 4248 8625 4228 8634 4211 8649 TIME...MOT...LOC 1659Z 305DEG 57KT 4363 8715 4256 8717 4157 8777 WATERSPOUT...POSSIBLE HAIL...>.75IN WIND...49KTS $$ THOMAS