Iowa Severe Thunderstorm Warning | Effective 04/14/2026 13:40

Headline: 
Severe Thunderstorm Warning issued April 14 at 3:40PM CDT until April 14 at 4:30PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 14, 2026 - 1:40pm
Expires: 
April 14, 2026 - 2:30pm
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... West central Black Hawk County in northeastern Iowa... Northern Grundy County in central Iowa... Southeastern Butler County in north central Iowa... * Until 430 PM CDT. * At 339 PM CDT, a severe thunderstorm was located over Wellsburg, or 6 miles northwest of Grundy Center, moving east at 25 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. 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... Grundy Center, Dike, Wellsburg, New Hartford, Holland, Stout, and Morrison.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 1000 PM CDT for central, north central and northeastern Iowa.
Area Description: 
Black Hawk, IA; Butler, IA; Grundy, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov