Iowa Severe Thunderstorm Warning | Effective 04/13/2026 16:21

Headline: 
Severe Thunderstorm Warning issued April 13 at 6:21PM CDT until April 13 at 6:45PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 13, 2026 - 4:21pm
Expires: 
April 13, 2026 - 4:45pm
Description: 
At 621 PM CDT, a severe thunderstorm was located near Graettinger, or 6 miles northwest of Emmetsburg, moving northeast at 30 mph. HAZARD...Ping pong 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... Ingham Lake, High Lake, Lost Island Lake, Five Island Lake, Graettinger, Ruthven, Wolden County Park, and Lost Island Lake State Park.
Instruction: 
A Tornado Watch remains in effect until 1000 PM CDT for northwestern Iowa. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Emmet, IA; Palo Alto, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov