Iowa Severe Thunderstorm Warning | Effective 05/15/2026 17:36

Headline: 
Severe Thunderstorm Warning issued May 15 at 7:36PM CDT until May 15 at 8:00PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 15, 2026 - 5:36pm
Expires: 
May 15, 2026 - 6:00pm
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Northern Sac County in west central Iowa... * Until 800 PM CDT. * At 736 PM CDT, a severe thunderstorm was located near Schaller, or 8 miles south of Storm Lake, moving east at 35 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... Sac City, Schaller, Early, and Nemaha.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Sac, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov