Illinois Severe Severe Thunderstorm Warning | Effective 06/21/2026 15:00

Headline: 
Severe Thunderstorm Warning issued June 21 at 5:00PM CDT until June 21 at 5:30PM CDT by NWS Lincoln IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 21, 2026 - 3:00pm
Expires: 
June 21, 2026 - 3:30pm
Description: 
At 500 PM CDT, severe thunderstorms were located along a line extending from near Paris to 7 miles south of Marshall, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Paris and Vermilion around 505 PM CDT. Other locations impacted by these severe thunderstorms include Lincoln Trail State Park, Dennison, Sandford, and Oliver. This also includes Lincoln Trail State Park. This includes Interstate 70 between mile markers 141 and 154.
Instruction: 
A Tornado Watch remains in effect until 900 PM CDT for east central Illinois. 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.
Area Description: 
Clark, IL; Edgar, IL
Forcast Office: 
NWS Lincoln IL