Iowa Severe Thunderstorm Warning | Effective 05/15/2026 16:40

Headline: 
Severe Thunderstorm Warning issued May 15 at 6:40PM CDT until May 15 at 7:15PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 15, 2026 - 4:40pm
Expires: 
May 15, 2026 - 5:15pm
Description: 
At 640 PM CDT, a severe thunderstorm was located near Jolley, or 11 miles northwest of Rockwell City, moving northeast at 30 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. This severe storm will be near... Pomeroy around 645 PM CDT. Palmer around 700 PM CDT. Pocahontas and Pocahontas Municipal Airport around 705 PM CDT. Other locations impacted by this severe thunderstorm include Varina, Pomeroy, Palmer, Jolley, Fonda, and Pocahontas Municipal Airport.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Calhoun, IA; Pocahontas, IA
Forcast Office: 
NWS Des Moines IA