Iowa Severe Thunderstorm Warning | Effective 04/17/2026 12:11

Headline: 
Severe Thunderstorm Warning issued April 17 at 2:11PM CDT until April 17 at 2:45PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 12:11pm
Expires: 
April 17, 2026 - 12:45pm
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Northeastern Hardin County in central Iowa... Northwestern Bremer County in northeastern Iowa... Southeastern Franklin County in north central Iowa... Northwestern Grundy County in central Iowa... Butler County in north central Iowa... * Until 245 PM CDT. * At 211 PM CDT, a severe thunderstorm was located near Ackley Municipal Airport, or 13 miles southwest of Allison, moving northeast at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Allison, Ackley, Clarksville, Greene, Aplington, Dumont, Bristow, Aredale, Allison Municipal Airport, and Ackley Municipal Airport.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 800 PM CDT for central, north central and northeastern Iowa.
Area Description: 
Bremer, IA; Butler, IA; Franklin, IA; Grundy, IA; Hardin, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov