Iowa Severe Thunderstorm Warning | Effective 04/23/2026 14:56

Headline: 
Severe Thunderstorm Warning issued April 23 at 4:56PM CDT until April 23 at 5:45PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 23, 2026 - 2:56pm
Expires: 
April 23, 2026 - 3:45pm
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Northwestern Webster County in central Iowa... Southeastern Pocahontas County in northwestern Iowa... Northern Calhoun County in west central Iowa... Southwestern Humboldt County in north central Iowa... * Until 545 PM CDT. * At 456 PM CDT, a severe thunderstorm was located over North Twin Lake, or 6 miles north of Rockwell City, moving northeast at 40 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... Rockwell City, Manson, North Twin Lake, South Twin Lake, Pomeroy, Gilmore City, Twin Lakes, Palmer, Clare, Jolley, Pioneer, and Twin Lakes State Park.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 700 PM CDT for central, north central, northwestern and west central Iowa.
Area Description: 
Calhoun, IA; Humboldt, IA; Pocahontas, IA; Webster, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov