331 WHUS52 KMFL 171520 SMWMFL AMZ630-651-171545- /O.NEW.KMFL.MA.W.0088.260517T1520Z-260517T1545Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Miami FL 1120 AM EDT Sun May 17 2026 The National Weather Service in Miami has issued a * Special Marine Warning for... Biscayne Bay... Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM... * Until 1145 AM EDT. * At 1119 AM EDT, a strong thunderstorm capable of producing waterspouts was located near Cape Florida. The strong thunderstorm was nearly stationary. 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... Cape Florida, Key Biscayne, and Coral Gables. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Report severe weather to the Coast Guard or the National Weather Service. You can also share your report with NWS Miami on Facebook and Twitter. && LAT...LON 2570 8011 2551 8020 2560 8032 2567 8027 2572 8024 TIME...MOT...LOC 1519Z 122DEG 4KT 2564 8023 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ AR  757 WUUS53 KMKX 171535 SVRMKX WIC025-045-049-065-171615- /O.NEW.KMKX.SV.W.0117.260517T1535Z-260517T1615Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Milwaukee/Sullivan WI 1035 AM CDT Sun May 17 2026 The National Weather Service in Milwaukee/Sullivan has issued a * Severe Thunderstorm Warning for... Northeastern Lafayette County in south central Wisconsin... Northwestern Green County in south central Wisconsin... Southeastern Iowa County in south central Wisconsin... Southwestern Dane County in south central Wisconsin... * Until 1115 AM CDT. * At 1034 AM CDT, a severe thunderstorm was located near Blanchardville, or 12 miles east of Mineral Point, moving northeast at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Verona, Mount Horeb, Belleville, New Glarus, Blanchardville, Waldwick, Fayette, Hollandale, Pine Bluff, Mount Vernon, Yellowstone Lake St Park, and Paoli. Other landmarks included are the following Location York Memorial Church. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4273 9003 4282 9009 4311 8958 4285 8950 TIME...MOT...LOC 1534Z 240DEG 34KT 4283 8995 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MRC  721 WWUS53 KMKX 171549 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1049 AM CDT Sun May 17 2026 WIC025-045-049-065-171615- /O.CON.KMKX.SV.W.0117.000000T0000Z-260517T1615Z/ Lafayette WI-Green WI-Iowa WI-Dane WI- 1049 AM CDT Sun May 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT FOR NORTHEASTERN LAFAYETTE...NORTHWESTERN GREEN...SOUTHEASTERN IOWA AND SOUTHWESTERN DANE COUNTIES... At 1048 AM CDT, a severe thunderstorm was located 7 miles northeast of Blanchardville, or 8 miles south of Mount Horeb, moving northeast at 40 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... Verona, Mount Horeb, Belleville, New Glarus, Blanchardville, Hollandale, Pine Bluff, Mount Vernon, and Paoli. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4276 8989 4289 8997 4311 8958 4285 8950 TIME...MOT...LOC 1548Z 240DEG 34KT 4290 8979 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 $$ MRC  208 WFUS53 KDVN 171549 TORDVN ILC177-171615- /O.NEW.KDVN.TO.W.0052.260517T1549Z-260517T1615Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Quad Cities IA/IL 1049 AM CDT Sun May 17 2026 The National Weather Service in the Quad Cities has issued a * Tornado Warning for... North central Stephenson County in northwestern Illinois... * Until 1115 AM CDT. * At 1047 AM CDT, a severe thunderstorm capable of producing a tornado was located near Rock Grove, or 7 miles southeast of Monroe, moving northeast at 50 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. * This tornadic thunderstorm will remain over mainly rural areas of north central Stephenson County, including the following locations... Rock Grove. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4250 8963 4250 8943 4244 8958 4249 8965 4251 8963 TIME...MOT...LOC 1547Z 230DEG 42KT 4251 8955 TORNADO...RADAR INDICATED MAX HAIL SIZE...<.75 IN $$ Gibbs  188 WFUS53 KMKX 171552 TORMKX WIC045-171630- /O.NEW.KMKX.TO.W.0052.260517T1552Z-260517T1630Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Milwaukee/Sullivan WI 1052 AM CDT Sun May 17 2026 The National Weather Service in Milwaukee/Sullivan has issued a * Tornado Warning for... Southeastern Green County in south central Wisconsin... * Until 1130 AM CDT. * At 1052 AM CDT, a severe thunderstorm capable of producing a tornado was located near Monroe, moving northeast at 40 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... Brodhead and Albany around 1100 AM CDT. Other locations impacted by this tornadic thunderstorm include Juda. 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 4250 8964 4251 8965 4276 8937 4250 8937 TIME...MOT...LOC 1552Z 223DEG 35KT 4253 8955 TORNADO...RADAR INDICATED MAX HAIL SIZE...<.75 IN $$ MRC  145 WWUS53 KDVN 171553 SVSDVN Severe Weather Statement National Weather Service Quad Cities IA/IL 1053 AM CDT Sun May 17 2026 ILC177-171603- /O.CAN.KDVN.TO.W.0052.000000T0000Z-260517T1615Z/ Stephenson IL- 1053 AM CDT Sun May 17 2026 ...THE TORNADO WARNING FOR NORTH CENTRAL STEPHENSON COUNTY IS CANCELLED... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. && LAT...LON 4250 8963 4250 8943 4244 8958 4249 8965 4251 8963 TIME...MOT...LOC 1551Z 230DEG 42KT 4256 8947 $$ Gibbs  114 WWUS53 KMKX 171556 SVSMKX Severe Weather Statement National Weather Service Milwaukee/Sullivan WI 1056 AM CDT Sun May 17 2026 WIC049-065-171605- /O.CAN.KMKX.SV.W.0117.000000T0000Z-260517T1615Z/ Lafayette WI-Iowa WI- 1056 AM CDT Sun May 17 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LAFAYETTE AND SOUTHEASTERN IOWA COUNTIES IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4296 8984 4311 8958 4285 8950 4277 8984 TIME...MOT...LOC 1555Z 240DEG 34KT 4294 8971 $$ WIC025-045-171615- /O.CON.KMKX.SV.W.0117.000000T0000Z-260517T1615Z/ Green WI-Dane WI- 1056 AM CDT Sun May 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT FOR NORTHWESTERN GREEN AND SOUTHWESTERN DANE COUNTIES... At 1055 AM CDT, a severe thunderstorm was located near Mount Horeb, moving northeast at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Verona, Mount Horeb, Belleville, New Glarus, Pine Bluff, Mount Vernon, and Paoli. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4296 8984 4311 8958 4285 8950 4277 8984 TIME...MOT...LOC 1555Z 240DEG 34KT 4294 8971 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MRC