Iowa Severe Thunderstorm Warning | Effective 05/17/2026 21:53

Headline: 
Severe Thunderstorm Warning issued May 17 at 11:53PM CDT until May 18 at 12:30AM CDT by NWS La Crosse WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 17, 2026 - 9:53pm
Expires: 
May 17, 2026 - 10:30pm
Description: 
At 1153 PM CDT, severe thunderstorms were located along a line extending from near Canton to 6 miles south of Mabel to near Ossian, moving northeast at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe thunderstorms will remain over mainly rural areas of northeastern Winneshiek County, including the following locations... State Road 9 And 245th Street, Highway 52 And County W 34, Hesper, Highlandville, County Roads W 20 And A 34, Burr Oak, and Bluffton.
Instruction: 
A Tornado Watch remains in effect until 100 AM CDT for northeastern Iowa. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Winneshiek, IA
Forcast Office: 
NWS La Crosse WI