Iowa Severe Thunderstorm Warning | Effective 04/15/2026 14:23

Headline: 
Severe Thunderstorm Warning issued April 15 at 4:23PM CDT until April 15 at 5:00PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 15, 2026 - 2:23pm
Expires: 
April 15, 2026 - 3:00pm
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Central Madison County in south central Iowa... Northwestern Warren County in south central Iowa... * Until 500 PM CDT. * At 422 PM CDT, a severe thunderstorm was located near Winterset, moving northeast at 45 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... Norwalk, Winterset, Avenue Of The Saints Event Center, St. Charles, Martensdale, Cumming, Patterson, St. Marys, Bevington, Spring Hill, and Winterset-Madison County Airport. This includes Interstate 35 between mile markers 51 and 64.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 900 PM CDT for south central Iowa.
Area Description: 
Madison, IA; Warren, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov