Iowa Severe Thunderstorm Warning | Effective 04/15/2026 14:16

Headline: 
Severe Thunderstorm Warning issued April 15 at 4:16PM CDT until April 15 at 4:45PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 15, 2026 - 2:16pm
Expires: 
April 15, 2026 - 2:45pm
Description: 
At 416 PM CDT, a severe thunderstorm was located over Lorimor, or 14 miles south of Winterset, moving northeast at 45 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... Creston, Afton, Lorimor, Macksburg, Arispe, Thayer, Creston Municipal Airport, and Green Valley Lake State Park.
Instruction: 
A Tornado Watch remains in effect until 900 PM CDT for south central and southwestern Iowa. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Adair, IA; Clarke, IA; Madison, IA; Union, IA
Forcast Office: 
NWS Des Moines IA