Illinois Severe Thunderstorm Warning | Effective 05/16/2026 14:41

Headline: 
Severe Thunderstorm Warning issued May 16 at 4:41PM CDT until May 16 at 5:00PM CDT by NWS St Louis MO
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 16, 2026 - 2:41pm
Expires: 
May 16, 2026 - 3:00pm
Description: 
At 441 PM CDT, severe thunderstorms were located along a line from 11 miles east of Farina to 10 miles south of Salem, or along a line from 24 miles northeast of Salem to 10 miles south of Salem, moving east at 20 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Emergency management reported. Widespread tree damage and hail between quarter and golf ball size has been reported at multiple locations within Marion County. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will be near... Omega, Stephen Forbes Station and Salem around 445 PM CDT. Helm around 455 PM CDT. Other locations impacted by the severe thunderstorm include Kell, Iuka, Cartter and Walnut Hill. This includes the following State Parks... Stephen A. Forbes State Recreation Area. This includes Interstate 57 in Illinois near exit 109.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. These storms have produced damaging winds and large hail. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure.
Area Description: 
Marion, IL
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov