Severe

Significant threat to life or property

Michigan Severe Thunderstorm Watch | Effective 05/18/2026 12:47

SEVERE THUNDERSTORM WATCH 221 REMAINS VALID UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN MICHIGAN THIS WATCH INCLUDES 6 COUNTIES IN CENTRAL MICHIGAN CLARE GRATIOT ISABELLA IN SOUTH CENTRAL MICHIGAN CLINTON INGHAM JACKSON THIS INCLUDES THE CITIES OF ALMA, BATH, CLARE, DEWITT, EAST LANSING, ELM HALL, FOREST HILL, ITHACA, JACKSON, LANSING, LEOTA, MOUNT PLEASANT, RIVERDALE, ST. JOHNS, ST. LOUIS, WACOUSTA, AND WINN.

Indiana Severe Thunderstorm Warning | Effective 05/18/2026 12:48

SVRIND The National Weather Service in Indianapolis has issued a * Severe Thunderstorm Warning for... Southeastern Madison County in central Indiana... Hancock County in central Indiana... South central Delaware County in east central Indiana... Northwestern Rush County in central Indiana... Western Henry County in east central Indiana... * Until 430 PM EDT. * At 348 PM EDT, severe thunderstorms were located along a line extending from 9 miles east of Fishers to 7 miles east of

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 12:48

At 346 PM EDT, a severe thunderstorm was located over Blissfield, moving northeast 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... Blissfield, Deerfield, and Britton around 350 PM EDT. Tecumseh around 355 PM EDT. Other locations impacted by this severe thunderstorm include Manitou Beach-Devils Lake, Seneca, Macon, Lime Creek, Munson, Ogden Center,

Illinois Flash Flood Warning | Effective 05/18/2026 12:52

FFWILX The National Weather Service in Lincoln has issued a * Flash Flood Warning for... Southern Clay County in south central Illinois... * Until 600 PM CDT. * At 251 PM CDT, emergency management reported thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 4 hours. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Emergency management reported.

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 12:53

SVRDTX The National Weather Service in Detroit/Pontiac has issued a * Severe Thunderstorm Warning for... St. Clair County in southeastern Michigan... * Until 500 PM EDT. * At 353 PM EDT, a severe thunderstorm was located over Armada, or 7 miles northwest of Richmond, moving northeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Capac, Memphis, and Emmett around 400 PM EDT. Yale around 410 PM EDT.

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 12:53

SVRDTX The National Weather Service in Detroit/Pontiac has issued a * Severe Thunderstorm Warning for... Genesee County in southeastern Michigan... * Until 500 PM EDT. * At 353 PM EDT, severe thunderstorms were located along a line extending from near Oakley to near Corunna to Fowlerville, moving northeast at 55 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Severe thunderstorms will be near...

Nebraska Severe Thunderstorm Warning | Effective 05/18/2026 12:54

SVROAX The National Weather Service in Omaha has issued a * Severe Thunderstorm Warning for... South central Lancaster County in southeastern Nebraska... Southwestern Johnson County in southeastern Nebraska... Eastern Jefferson County in southeastern Nebraska... Northwestern Pawnee County in southeastern Nebraska... Gage County in southeastern Nebraska... * Until 400 PM CDT. * At 253 PM CDT, a severe thunderstorm was located 5 miles east of Harbine, or 9 miles southwest of Beatrice, moving northeast at 35

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 12:54

At 354 PM EDT, severe thunderstorms were located along a line extending from near Marion Springs to near Corunna to near Perry, moving northeast at 50 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. These severe storms will be near... Durand, Corunna, and Bancroft around 400 PM EDT. New Lothrop and Lennon around 405 PM EDT. Other locations impacted by these severe thunderstorms include

Illinois Flash Flood Warning | Effective 05/18/2026 12:54

FFWLSX The National Weather Service in St Louis has issued a * Flash Flood Warning for... Southern Bond County in south central Illinois... Clinton County in south central Illinois... Southwestern Fayette County in south central Illinois... Western Marion County in south central Illinois... Northern Washington County in south central Illinois... Southeastern Madison County in southwestern Illinois... Northeastern Saint Clair County in southwestern Illinois... * Until 900 PM CDT Monday.

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 12:55

SVRGRR The National Weather Service in Grand Rapids has issued a * Severe Thunderstorm Warning for... Jackson County in south central Michigan... Eastern Ingham County in south central Michigan... * Until 445 PM EDT. * At 355 PM EDT, severe thunderstorms were located along a line extending from 5 miles northeast of Williamston to 9 miles southwest of Vandercook Lake, moving east at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include...
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