Iowa Tornado Warning | Effective 05/17/2026 19:32

Headline: 
Tornado Warning issued May 17 at 9:32PM CDT until May 17 at 10:00PM CDT by NWS Des Moines IA
Event: 
Tornado Warning
Urgency: 
Immediate
Effective: 
May 17, 2026 - 7:32pm
Expires: 
May 17, 2026 - 8:00pm
Description: 
At 932 PM CDT, a severe thunderstorm capable of producing a tornado was located over Otho, or 5 miles south of Fort Dodge, moving east at 60 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This dangerous storm will be near... Duncombe, Brushy Creek St Recreation Area, and Dolliver Memorial State Park around 940 PM CDT. Webster City and Webster City Municipal Airport around 945 PM CDT. Other locations impacted by this tornadic thunderstorm include Callender, Moorland, Duncombe, Woodman Hollow State Park, Stratford, Dolliver Memorial State Park, Otho, Farnhamville, Lehigh, and Dayton.
Instruction: 
TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. Tornadoes are extremely difficult to see and confirm at night. Do not wait to see or hear the tornado. TAKE COVER NOW!
Area Description: 
Calhoun, IA; Hamilton, IA; Webster, IA
Forcast Office: 
NWS Des Moines IA