Illinois Severe Thunderstorm Warning | Effective 05/04/2026 20:45

Headline: 
Severe Thunderstorm Warning issued May 4 at 10:45PM CDT until May 4 at 11:00PM CDT by NWS Lincoln IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 4, 2026 - 8:45pm
Expires: 
May 4, 2026 - 9:00pm
Description: 
At 1044 PM CDT, severe thunderstorms were located along a line extending from near Hartsburg to near Lincoln to Middletown, moving east at 35 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. At 10:40 PM, an emergency manager reported quarter to half dollar sized hail five miles west of Hartsburg. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. These severe storms will be near... Lincoln and Middletown around 1050 PM CDT. This includes the following highways... Interstate 155 between mile markers 0 and 10. Interstate 55 between mile markers 124 and 129.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Logan, IL; Mason, IL; Menard, IL
Forcast Office: 
NWS Lincoln IL
Sender: 
w-nws.webmaster@noaa.gov