Immediate

Responsive action SHOULD be taken immediately

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 07:40

At 940 AM CDT, a severe thunderstorm was located near Flanagan, or 15 miles south of Streator, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of southeastern Marshall, northeastern Woodford and northwestern McLean Counties. This includes Interstate 39 between mile markers 23 and 26. For your protection move to an interior room on the lowest floor of a building.

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 07:44

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Eastern Coles County in east central Illinois... Southwestern Edgar County in east central Illinois... Southeastern Douglas County in east central Illinois... * Until 1030 AM CDT. * At 944 AM CDT, a severe thunderstorm was located near Lerna, or near Charleston, 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...

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 06:42

At 842 AM CDT, severe thunderstorms were located along a line extending from Peoria International Airport to near Green Valley to near San Jose, moving east at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Peoria, Pekin, East Peoria, Bartonville, Creve Coeur, Marquette Heights, Delavan, South Pekin, Green Valley, and San Jose around 845 AM CDT. Tremont and Emden around 850 AM CDT.

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 06:18

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Northwestern Logan County in central Illinois... Northeastern Fulton County in west central Illinois... Western Tazewell County in central Illinois... Northeastern Mason County in central Illinois... Southwestern Peoria County in central Illinois... * Until 915 AM CDT. * At 818 AM CDT, severe thunderstorms were located along a line extending from near Trivoli to 7 miles west of Manito to near

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 05:52

At 752 AM CDT, a severe thunderstorm was located 6 miles west of White Hall, moving northeast at 35 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Haypress, Hillview, Walkersville, Carrollton, Patterson, Belltown, Berdan, White Hall, Barrow and Roodhouse. Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds.

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 05:37

SVRLSX The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... North Central Calhoun County in southwestern Illinois... Central Greene County in southwestern Illinois... Southeastern Pike County in west central Illinois... * Until 815 AM CDT. * At 737 AM CDT, a severe thunderstorm was located 6 miles east of Belleview, or 15 miles west of White Hall, moving northeast at 35 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees.

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 05:38

At 738 AM CDT, a severe thunderstorm was located near Hardin, or 9 miles east of Elsberry, moving east at 45 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Mozier, Hamburg, Michael, Hardin, Kampsville, Eldred and Woody. Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter

Illinois, Missouri Severe Thunderstorm Warning | Effective 05/18/2026 05:21

SVRLSX The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Central Calhoun County in southwestern Illinois... Southwestern Greene County in southwestern Illinois... West Central Jersey County in southwestern Illinois... Northeastern Lincoln County in east central Missouri... Southeastern Pike County in northeastern Missouri... * Until 800 AM CDT. * At 721 AM CDT, a severe thunderstorm was located near Elsberry, moving east at 35 mph. HAZARD...60 mph wind gusts and small hail.
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