572 WHUS53 KMQT 201602 SMWMQT LSZ242-243-263-264-201645- /O.NEW.KMQT.MA.W.0053.260720T1602Z-260720T1645Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Marquette MI 1202 PM EDT Mon Jul 20 2026 The National Weather Service in Marquette has issued a * Special Marine Warning for... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border... Ontonagon to Upper Entrance of Portage Canal MI... Upper Entrance of Portage Canal to Eagle River MI... * Until 1245 PM EDT. * At 1202 PM EDT, a severe thunderstorm was located 8 nm northwest of The Upper Entrance of Portage Canal, or 44 nm east of The Western Lake Superior Buoy, moving east 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... Move to safe harbor until hazardous weather passes. && LAT...LON 4739 8802 4736 8807 4739 8808 4738 8827 4727 8844 4720 8836 4717 8836 4720 8846 4724 8841 4727 8847 4722 8854 4730 8885 4740 8882 TIME...MOT...LOC 1602Z 284DEG 24KT 4734 8876 HAIL...>.75IN WIND...40KTS $$ NJL  025 FZUS73 KMQT 201604 MWSMQT Marine Weather Statement National Weather Service Marquette MI 1204 PM EDT Mon Jul 20 2026 LSZ242-243-263-264-201645- /O.CON.KMQT.MA.W.0053.000000T0000Z-260720T1645Z/ 1204 PM EDT Mon Jul 20 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1245 PM EDT... For the following areas... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border... Ontonagon to Upper Entrance of Portage Canal MI... Upper Entrance of Portage Canal to Eagle River MI... At 1203 PM EDT, a severe thunderstorm was located 7 nm northwest of The Upper Entrance of Portage Canal, or 45 nm east of The Western Lake Superior Buoy, moving east at 25 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. The severe thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4738 8827 4727 8846 4727 8848 4722 8854 4730 8885 4740 8882 TIME...MOT...LOC 1603Z 284DEG 24KT 4734 8874 HAIL...>.75IN WIND...40KTS $$ NJL  710 WHUS52 KMHX 201608 SMWMHX AMZ182-201715- /O.NEW.KMHX.MA.W.0205.260720T1608Z-260720T1715Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Newport/Morehead City NC 1208 PM EDT Mon Jul 20 2026 The National Weather Service in Newport has issued a * Special Marine Warning for... Waters from Oregon Inlet to Cape Hatteras NC from 20 to 60 NM... * Until 115 PM EDT. * At 1208 PM EDT, a severe thunderstorm capable of producing waterspouts was located 50 nm east of Ar145, or 51 nm southeast of South Tower, moving southeast at 20 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. * 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 nearly 50 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with this storm. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. && LAT...LON 3551 7424 3572 7451 3583 7441 3583 7430 3581 7426 3560 7423 TIME...MOT...LOC 1608Z 308DEG 19KT 3575 7437 WATERSPOUT...POSSIBLE HAIL...>.75IN WIND...49KTS $$ 26  595 WWUS53 KDVN 201609 SVSDVN Severe Weather Statement National Weather Service Quad Cities IA/IL 1109 AM CDT Mon Jul 20 2026 IAC011-031-095-103-105-113-139-183-201645- /O.CON.KDVN.SV.W.0224.000000T0000Z-260720T1645Z/ Cedar IA-Johnson IA-Benton IA-Washington IA-Jones IA-Muscatine IA- Linn IA-Iowa IA- 1109 AM CDT Mon Jul 20 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM CDT FOR CEDAR...JOHNSON...SOUTHEASTERN BENTON...NORTHERN WASHINGTON... SOUTHERN JONES...NORTHERN MUSCATINE...SOUTHERN LINN AND EASTERN IOWA COUNTIES... At 1109 AM CDT, severe thunderstorms were located along a line extending from near Bennett Park to near Herbert Hoover National Historic Site to near Williamsburg, moving southeast at 50 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... Cedar Rapids, Iowa City, Muscatine, Tipton, Marengo, West Branch, Durant, Mechanicsville, Stanwood, Coralville, North Liberty, Mount Vernon, West Liberty, Williamsburg, Wilton, Kalona, Lisbon, Solon, Tiffin, and Ely. This includes the following highways... Interstate 80 in Iowa between mile markers 219 and 278. Interstate 380 between mile markers 1 and 16. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a sturdy building. Continuous cloud to ground lightning is occurring with these storms. 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. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4194 9090 4147 9089 4142 9137 4142 9148 4140 9153 4135 9182 4185 9215 4204 9100 TIME...MOT...LOC 1609Z 322DEG 43KT 4180 9094 4170 9134 4168 9191 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Uttech  662 FZUS73 KMQT 201617 MWSMQT Marine Weather Statement National Weather Service Marquette MI 1217 PM EDT Mon Jul 20 2026 LSZ242-263-201627- /O.CAN.KMQT.MA.W.0053.000000T0000Z-260720T1645Z/ 1217 PM EDT Mon Jul 20 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... Ontonagon to Upper Entrance of Portage Canal MI... The thunderstorm has moved out of the warned area and no longer poses a significant threat to boaters. && LAT...LON 4738 8827 4727 8846 4727 8848 4722 8854 4727 8863 4731 8866 4735 8866 4738 8861 TIME...MOT...LOC 1617Z 284DEG 24KT 4732 8860 $$ LSZ243-264-201645- /O.CON.KMQT.MA.W.0053.000000T0000Z-260720T1645Z/ 1217 PM EDT Mon Jul 20 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1245 PM EDT... For the following areas... Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border... Upper Entrance of Portage Canal to Eagle River MI... At 1217 PM EDT, a severe thunderstorm was located near The Upper Entrance of Portage Canal, or 47 nm south of Mott Island Park Headquarters, moving east at 25 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. The severe thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4738 8827 4727 8846 4727 8848 4722 8854 4727 8863 4731 8866 4735 8866 4738 8861 TIME...MOT...LOC 1617Z 284DEG 24KT 4732 8860 HAIL...>.75IN WIND...40KTS $$ NJL  198 WWUS53 KDVN 201620 SVSDVN Severe Weather Statement National Weather Service Quad Cities IA/IL 1120 AM CDT Mon Jul 20 2026 IAC011-105-113-201629- /O.CAN.KDVN.SV.W.0224.000000T0000Z-260720T1645Z/ Benton IA-Jones IA-Linn IA- 1120 AM CDT Mon Jul 20 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BENTON...SOUTHERN JONES AND SOUTHERN LINN COUNTIES IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4147 9089 4142 9137 4142 9148 4140 9153 4135 9182 4169 9204 4191 9090 TIME...MOT...LOC 1619Z 319DEG 46KT 4169 9084 4159 9124 4157 9181 $$ IAC031-095-103-139-183-201645- /O.CON.KDVN.SV.W.0224.000000T0000Z-260720T1645Z/ Cedar IA-Johnson IA-Washington IA-Muscatine IA-Iowa IA- 1120 AM CDT Mon Jul 20 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM CDT FOR CEDAR...JOHNSON...NORTHERN WASHINGTON...NORTHERN MUSCATINE AND SOUTHEASTERN IOWA COUNTIES... At 1119 AM CDT, severe thunderstorms were located along a line extending from near New Liberty to West Liberty to near Amish, moving southeast at 55 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Iowa City, Muscatine, Tipton, West Branch, Durant, Coralville, North Liberty, West Liberty, Williamsburg, Wilton, Kalona, Solon, Tiffin, Wellman, Lone Tree, University Heights, Riverside, Oxford, Lowden, and Hills. This includes the following highways... Interstate 80 in Iowa between mile markers 219 and 278. Interstate 380 between mile markers 1 and 5. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a sturdy building. Continuous cloud to ground lightning is occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4147 9089 4142 9137 4142 9148 4140 9153 4135 9182 4169 9204 4191 9090 TIME...MOT...LOC 1619Z 319DEG 46KT 4169 9084 4159 9124 4157 9181 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Uttech  914 WHUS52 KMHX 201624 SMWMHX AMZ131-230-231-201715- /O.NEW.KMHX.MA.W.0206.260720T1624Z-260720T1715Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Newport/Morehead City NC 1224 PM EDT Mon Jul 20 2026 The National Weather Service in Newport has issued a * Special Marine Warning for... Albemarle Sound... Alligator River... Croatan and Roanoke Sounds... * Until 115 PM EDT. * At 1223 PM EDT, a severe thunderstorm capable of producing waterspouts was located over The Mouth Of The Alligator River, moving southeast at 5 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. 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. * Locations impacted include... The Center Of Roanoke Sound, The Center Of Croatan Sound, Kill Devil Hills, The Vicinity Of Mashoes, Alligator River Bridge, and The Mouth Of The Alligator River. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. && LAT...LON 3590 7610 3611 7598 3603 7568 3577 7555 3576 7567 TIME...MOT...LOC 1623Z 298DEG 6KT 3600 7595 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ 26  152 FZUS72 KMHX 201628 MWSMHX Marine Weather Statement National Weather Service Newport/Morehead City NC 1228 PM EDT Mon Jul 20 2026 AMZ182-201715- /O.CON.KMHX.MA.W.0205.000000T0000Z-260720T1715Z/ 1228 PM EDT Mon Jul 20 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 115 PM EDT... For the following areas... Waters from Oregon Inlet to Cape Hatteras NC from 20 to 60 NM... At 1226 PM EDT, a severe thunderstorm capable of producing waterspouts was located 56 nm east of Ar145, or 57 nm southeast of South Tower, moving southeast at 20 knots. HAZARD...Waterspouts, wind gusts to nearly 50 knots, and large hail. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. The severe thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until this storm passes. Wind gusts to nearly 50 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with this storm. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. && LAT...LON 3560 7426 3569 7438 3580 7440 3582 7429 3581 7426 3560 7423 TIME...MOT...LOC 1626Z 301DEG 18KT 3571 7427 WATERSPOUT...POSSIBLE HAIL...>.75IN WIND...49KTS $$ 26  699 FZUS73 KMQT 201633 MWSMQT Marine Weather Statement National Weather Service Marquette MI 1233 PM EDT Mon Jul 20 2026 LSZ243-264-201643- /O.CAN.KMQT.MA.W.0053.000000T0000Z-260720T1645Z/ 1233 PM EDT Mon Jul 20 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border... Upper Entrance of Portage Canal to Eagle River MI... The thunderstorm has moved out of the area and no longer poses a significant threat to boaters. && LAT...LON 4738 8827 4727 8846 4727 8848 4722 8854 4727 8863 4731 8866 4735 8866 4738 8861 TIME...MOT...LOC 1630Z 284DEG 24KT 4729 8844 $$ NJL  436 WHUS52 KTBW 201634 SMWTBW GMZ853-201715- /O.NEW.KTBW.MA.W.0105.260720T1634Z-260720T1715Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Tampa Bay Area Ruskin FL 1234 PM EDT Mon Jul 20 2026 The National Weather Service in Ruskin has issued a * Special Marine Warning for... Coastal waters from Englewood to Tarpon Springs FL out 20 NM... * Until 115 PM EDT. * At 1234 PM EDT, a strong thunderstorm was located near Egmont Key, moving north at 30 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. Make sure all on board are wearing life jackets. * Locations impacted include... Treasure Island Reef, Manatee 3 Mile North Reef, Pass-A-Grille Channel, Saint Pete Beach Reef, Madeira Beach Reef, Egmont Key, Indian Rocks Beach, Manatee 7 Mile North Reef, and Saint Pete Beach. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 2775 8273 2775 8274 2774 8275 2774 8273 2761 8274 2760 8276 2747 8276 2748 8296 2793 8298 2792 8275 2785 8277 2782 8276 2780 8277 2782 8278 2781 8279 2784 8283 2776 8277 2781 8276 TIME...MOT...LOC 1634Z 182DEG 32KT 2758 8286 HAIL...0.00IN WIND...>34KTS $$ TBW  154 WGUS53 KDVN 201636 FFWDVN IAC031-139-163-202230- /O.NEW.KDVN.FF.W.0030.260720T1636Z-260720T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Quad Cities IA IL 1136 AM CDT Mon Jul 20 2026 The National Weather Service in Quad Cities has issued a * Flash Flood Warning for... Southeastern Cedar County in east central Iowa... Eastern Muscatine County in east central Iowa... Scott County in east central Iowa... * Until 530 PM CDT. * At 1136 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. 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... Davenport, Rock Island, Bettendorf, Muscatine, Tipton, Durant, Eldridge, Wilton, Walcott, Blue Grass, Buffalo, Fruitland, Long Grove, Bennett, Donahue, Montpelier, Dixon, Stockton, Maysville and New Liberty. This includes the following highways... Interstate 74 in Iowa between mile markers 1 and 5. Interstate 280 between mile markers 1 and 10. Interstate 80 in Iowa between mile markers 266 and 299. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4178 9113 4178 9090 4177 9090 4177 9077 4173 9071 4176 9067 4176 9065 4178 9054 4177 9051 4152 9049 4153 9054 4151 9059 4146 9066 4146 9085 4142 9093 4143 9098 4142 9103 4142 9104 4137 9107 4135 9115 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...1-3 INCHES IN 1 HOUR $$ Schreck  262 WWUS53 KDVN 201637 SVSDVN Severe Weather Statement National Weather Service Quad Cities IA/IL 1137 AM CDT Mon Jul 20 2026 IAC095-201647- /O.CAN.KDVN.SV.W.0224.000000T0000Z-260720T1645Z/ Iowa IA- 1137 AM CDT Mon Jul 20 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN IOWA COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4147 9089 4142 9137 4142 9148 4140 9153 4136 9176 4165 9183 4182 9090 TIME...MOT...LOC 1637Z 333DEG 34KT 4156 9073 4146 9113 4144 9170 $$ IAC031-103-139-183-201645- /O.CON.KDVN.SV.W.0224.000000T0000Z-260720T1645Z/ Cedar IA-Johnson IA-Washington IA-Muscatine IA- 1137 AM CDT Mon Jul 20 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM CDT FOR SOUTHERN CEDAR...SOUTHERN JOHNSON...NORTHEASTERN WASHINGTON AND NORTHERN MUSCATINE COUNTIES... At 1137 AM CDT, severe thunderstorms were located along a line extending from near West Lake Park to near Saulsbury Bridge Campground to Richmond, moving southeast at 40 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Iowa City, Muscatine, Tipton, West Branch, Durant, Coralville, West Liberty, Wilton, Kalona, Lone Tree, University Heights, Riverside, Hills, Bennett, Nichols, Atalissa, Rochester, Richmond, Cedar Valley, and Frytown. This includes Interstate 80 in Iowa between mile markers 242 and 278. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a sturdy building. Continuous cloud to ground lightning is occurring with these storms. 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. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4147 9089 4142 9137 4142 9148 4140 9153 4136 9176 4165 9183 4182 9090 TIME...MOT...LOC 1637Z 333DEG 34KT 4156 9073 4146 9113 4144 9170 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Uttech  398 WHUS53 KMQT 201638 SMWMQT LSZ245-246-265-266-201745- /O.NEW.KMQT.MA.W.0054.260720T1638Z-260720T1745Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Marquette MI 1238 PM EDT Mon Jul 20 2026 The National Weather Service in Marquette has issued a * Special Marine Warning for... Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore... Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore... Manitou Island to Point Isabelle MI... Point Isabelle to Lower Entrance of Portage Canal MI... * Until 145 PM EDT. * At 1237 PM EDT, severe thunderstorms were located along a line extending from near Bete Grise to near Grand Traverse Bay, moving east at 40 knots. HAZARD...Wind gusts 34 knots or greater and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Stannard Rock, Bete Grise, and Point Isabelle. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4731 8686 4706 8750 4719 8828 4733 8807 4735 8806 4744 8782 TIME...MOT...LOC 1637Z 282DEG 39KT 4740 8784 4720 8835 HAIL...>.75IN WIND...>34KTS $$ NJL  824 WHUS53 KMQT 201641 SMWMQT LSZ246>248-265-201745- /O.NEW.KMQT.MA.W.0055.260720T1641Z-260720T1745Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Marquette MI 1241 PM EDT Mon Jul 20 2026 The National Weather Service in Marquette has issued a * Special Marine Warning for... Huron Islands to Marquette MI... Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore... Point Isabelle to Lower Entrance of Portage Canal MI... Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays... * Until 145 PM EDT. * At 1241 PM EDT, severe thunderstorms were located along a line extending from near Grand Traverse Bay to 7 nm west of The Lower Entrance of Portage Canal, moving east at 40 knots. 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... Grand Traverse Bay, The Lower Entrance of Portage Canal, and The Huron Islands. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4707 8747 4683 8783 4686 8800 4686 8816 4678 8827 4682 8835 4672 8842 4674 8853 4695 8852 4704 8856 4721 8826 TIME...MOT...LOC 1641Z 277DEG 42KT 4714 8825 4696 8862 HAIL...>.75IN WIND...>34KTS $$ NJL  611 FZUS72 KMLB 201645 MWSMLB Marine Weather Statement National Weather Service Melbourne FL 1245 PM EDT Mon Jul 20 2026 AMZ555-201745- 1245 PM EDT Mon Jul 20 2026 ...A STRONG THUNDERSTORM APPROACHING THE WATERS... The areas affected include... Sebastian Inlet to Jupiter Inlet 0-20 nm... At 1245 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. This thunderstorm was located over Jensen Beach, moving north at 15 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes. && LAT...LON 2697 8011 2711 8018 2715 8022 2713 8027 2718 8032 2723 8035 2728 8035 2729 8032 2729 8031 2724 8026 2746 8037 2769 8043 2776 8008 2697 7983 $$ Fehling  768 WHUS52 KTAE 201645 SMWTAE GMZ730-755-765-775-201945- /O.NEW.KTAE.MA.W.0212.260720T1645Z-260720T1945Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Tallahassee FL 1245 PM EDT Mon Jul 20 2026 The National Weather Service in Tallahassee has issued a * Special Marine Warning for... Apalachee Bay or Coastal Waters From Keaton Beach to Ochlockonee River Fl out to 20 Nm... Coastal Waters From Ochlockonee River to Apalachicola FL out to 20 Nm... Coastal waters from Suwannee River to Keaton Beach out 20 NM... Waters from Suwannee River to Apalachicola FL from 20 to 60 NM... * Until 345 PM EDT. * At 1244 PM EDT, severe thunderstorms capable of producing waterspouts were located in rainbands and squalls along a line extending from 17 nm east of Buckeye Reef to 26 nm southwest of S Tower, moving north at 25 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Waterspouts can quickly form and capsize boats...damage vessels...and create suddenly higher waves. Make sure all on board are in a secure location and wearing life jackets. Expect wind gusts in excess of 34 knots...suddenly higher waves...frequent lightning...and heavy downpours. Make sure all on board are wearing life jackets. * Locations impacted include... Buckeye Reef, O Tower, K Tower, S Tower, V Tower, Horseshoe Beach, Apalachicola, C Tower, St George Island, Marker 24 Barge, and St. Marks. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. && LAT...LON 2931 8315 2885 8405 2894 8412 2869 8452 2859 8497 2960 8498 2962 8508 2961 8498 2972 8498 2972 8508 2966 8508 2975 8509 2995 8450 3016 8430 3017 8401 3004 8375 2979 8353 2969 8336 2953 8334 2945 8316 TIME...MOT...LOC 1644Z 164DEG 24KT 2956 8359 2891 8485 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ 55-SCHOLL  573 WUUS53 KDVN 201652 SVRDVN ILC071-073-131-161-187-IAC057-115-139-163-201745- /O.NEW.KDVN.SV.W.0225.260720T1652Z-260720T1745Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Quad Cities IA/IL 1152 AM CDT Mon Jul 20 2026 The National Weather Service in the Quad Cities has issued a * Severe Thunderstorm Warning for... Northeastern Henderson County in west central Illinois... Northern Warren County in west central Illinois... Rock Island County in northwestern Illinois... Mercer County in northwestern Illinois... Southwestern Henry County in northwestern Illinois... Northeastern Des Moines County in southeastern Iowa... Louisa County in southeastern Iowa... Southwestern Scott County in east central Iowa... Southern Muscatine County in east central Iowa... * Until 1245 PM CDT. * At 1151 AM CDT, severe thunderstorms were located along a line extending from Rock Island Arsenal to near Edgington to Letts, moving southeast at 50 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Davenport, Moline, Rock Island, Bettendorf, Muscatine, East Moline, Monmouth, Aledo, Cambridge, Wapello, Columbus Junction, Oquawka, Silvis, Milan, Coal Valley, Burgess, Orion, Mediapolis, Blue Grass, and Buffalo. This includes the following highways... Interstate 74 in Iowa between mile markers 4 and 5. Interstate 80 in Iowa between mile markers 291 and 293. Interstate 74 in Illinois between mile markers 1 and 12, and between mile markers 15 and 33. Interstate 280 between mile markers 1 and 18. This also includes Big River State Forest and Delabar State Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a sturdy building. Continuous cloud to ground lightning is occurring with these storms. 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. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4087 9112 4141 9144 4149 9094 4162 9064 4128 9009 4115 9019 4115 9044 4086 9044 TIME...MOT...LOC 1651Z 317DEG 43KT 4150 9055 4135 9077 4134 9125 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Uttech  963 WHUS52 KTBW 201653 SMWTBW GMZ850-201745- /O.NEW.KTBW.MA.W.0106.260720T1653Z-260720T1745Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Tampa Bay Area Ruskin FL 1253 PM EDT Mon Jul 20 2026 The National Weather Service in Ruskin has issued a * Special Marine Warning for... Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM... * Until 145 PM EDT. * At 1252 PM EDT, a strong thunderstorm was located 13 nm west of Ozello, moving north at 30 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. Make sure all on board are wearing life jackets. * Locations impacted include... Ozello, Crystal River, Hernando Beach, Cedar Key, Bayport, and Yankeetown. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 2930 8307 2923 8299 2924 8273 2915 8274 2890 8257 2853 8257 2846 8260 2845 8260 2844 8294 2888 8305 2919 8345 2920 8345 2930 8316 TIME...MOT...LOC 1652Z 163DEG 32KT 2882 8291 HAIL...0.00IN WIND...>34KTS $$ TBW  306 FZUS72 KMHX 201655 MWSMHX Marine Weather Statement National Weather Service Newport/Morehead City NC 1255 PM EDT Mon Jul 20 2026 AMZ182-201705- /O.CAN.KMHX.MA.W.0205.000000T0000Z-260720T1715Z/ 1255 PM EDT Mon Jul 20 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Waters from Oregon Inlet to Cape Hatteras NC from 20 to 60 NM... The thunderstorm has moved out of the area and no longer poses a significant threat to boaters. && LAT...LON 3560 7426 3569 7438 3580 7440 3582 7429 3581 7426 3560 7423 TIME...MOT...LOC 1652Z 308DEG 19KT 3561 7412 $$ 26