Illinois Severe Thunderstorm Warning | Effective 04/17/2026 14:22

Headline: 
Severe Thunderstorm Warning issued April 17 at 4:22PM CDT until April 17 at 5:00PM CDT by NWS St Louis MO
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 2:22pm
Expires: 
April 17, 2026 - 3:00pm
Description: 
SVRLSX The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Southeastern Brown County in west central Illinois... Northeastern Pike County in west central Illinois... * Until 500 PM CDT. * At 422 PM CDT, a severe thunderstorm was located over Griggsville, or 9 miles northeast of Pittsfield, moving northeast at 55 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... Griggsville, Valley City, Perry, Chambersburg, Versailles, Coopertown and La Grange.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. A Tornado Watch remains in effect until 1100 PM CDT Friday for a portion of west central Illinois.
Area Description: 
Brown, IL; Pike, IL
Forcast Office: 
NWS St Louis MO