Iowa, Minnesota Severe Thunderstorm Warning | Effective 05/17/2026 20:38

Headline: 
Severe Thunderstorm Warning issued May 17 at 10:38PM CDT until May 17 at 11:15PM CDT by NWS La Crosse WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 17, 2026 - 8:38pm
Expires: 
May 17, 2026 - 9:15pm
Description: 
At 1037 PM CDT, severe thunderstorms were located along a line extending from near Ellendale to near Lyle to near Rockford, moving east at 70 mph. HAZARD...70 mph wind gusts. SOURCE...Fire Department. At 1038 PM, the Nora Springs Fire Department reported wind gusts of 70 mph. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. These severe storms will be near... Charles City, Osage, Lyle, Stacyville, Rose Creek, and Floyd around 1045 PM CDT. Adams and Riceville around 1050 PM CDT. Other locations impacted by these severe thunderstorms include County Roads A 39 And S 70, Meyer, Toeterville, County Roads B 60 And T 18, Rock Creek, Idlewilde State Park, and Otranto.
Instruction: 
A Tornado Watch remains in effect until 100 AM CDT for north central and northeastern Iowa...and southeastern Minnesota. Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Floyd, IA; Mitchell, IA; Mower, MN
Forcast Office: 
NWS La Crosse WI