Iowa Severe Thunderstorm Warning | Effective 04/23/2026 19:12

Headline: 
Severe Thunderstorm Warning issued April 23 at 9:12PM CDT until April 23 at 9:30PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 23, 2026 - 7:12pm
Expires: 
April 23, 2026 - 7:30pm
Description: 
At 912 PM CDT, severe thunderstorms were located along a line extending from near Iowa Speedway to Pella to near Melcher-Dallas, moving east at 55 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Pella, Knoxville, Monroe, Pleasantville, Melcher-Dallas, Knoxville Raceway, Lake Red Rock, Milo, Lacona, Reasnor, Ackworth, Swan, Sandyville, Pella Municipal Airport, Otter Creek County Park, Knoxville Municipal Airport, and Elk Rock State Park.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Jasper, IA; Marion, IA; Warren, IA
Forcast Office: 
NWS Des Moines IA