Illinois Severe Severe Thunderstorm Warning | Effective 08/09/2026 22:05

Headline: 
Severe Thunderstorm Warning issued August 10 at 12:05AM CDT until August 10 at 12:45AM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 9, 2026 - 10:05pm
Expires: 
August 9, 2026 - 10:45pm
Description: 
At 1205 AM CDT, severe thunderstorms were located along a line extending from near Mazon to 6 miles north of Odell to near South Streator, moving east 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... Streator, Coal City, Marseilles, Dwight, Diamond, Seneca, Gardner, Odell, Mazon, South Streator, Braceville, Cullom, Cornell, Saunemin, South Wilmington, Godley, Ransom, Kangley, Long Point, Verona, Campus, Reddick, Emington, East Brooklyn, and Kinsman.
Instruction: 
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Grundy, IL; La Salle, IL; Livingston, IL
Forcast Office: 
NWS Chicago IL
Sender: 
w-nws.webmaster@noaa.gov