Iowa Severe Thunderstorm Warning | Effective 05/18/2026 15:43

Headline: 
Severe Thunderstorm Warning issued May 18 at 5:43PM CDT until May 18 at 6:00PM CDT by NWS Sioux Falls SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 18, 2026 - 3:43pm
Expires: 
May 18, 2026 - 4:00pm
Description: 
At 542 PM CDT, a severe thunderstorm was located over Quimby, or 10 miles south of Cherokee, moving northeast at 50 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Public. At 523pm the public reported golf ball size hail 3 miles west/southwest of correctionville, Iowa! 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. Locations impacted include... Correctionville, Quimby, Washta, and Cushing.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Cherokee, IA; Ida, IA; Woodbury, IA
Forcast Office: 
NWS Sioux Falls SD
Sender: 
w-nws.webmaster@noaa.gov