Illinois Severe Thunderstorm Warning | Effective 05/04/2026 20:40

Headline: 
Severe Thunderstorm Warning issued May 4 at 10:40PM CDT until May 4 at 11:15PM CDT by NWS Lincoln IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 4, 2026 - 8:40pm
Expires: 
May 4, 2026 - 9:15pm
Description: 
SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Menard County in central Illinois... Northwestern Sangamon County in central Illinois... Cass County in west central Illinois... South central Mason County in central Illinois... Northeastern Morgan County in west central Illinois... * Until 1115 PM CDT. * At 1040 PM CDT, severe thunderstorms were located along a line extending from near Kilbourne to near Chandlerville to near Bluff Springs, moving east at 45 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. * Severe thunderstorms will be near... Virginia around 1045 PM CDT. Petersburg, Greenview, Tallula, and Literberry around 1050 PM CDT. Athens and Ashland around 1055 PM CDT. Pleasant Plains around 1100 PM CDT.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Cass, IL; Mason, IL; Menard, IL; Morgan, IL; Sangamon, IL
Forcast Office: 
NWS Lincoln IL
Sender: 
w-nws.webmaster@noaa.gov