Iowa Severe Severe Thunderstorm Warning | Effective 07/20/2026 16:12

Headline: 
Severe Thunderstorm Warning issued July 20 at 6:12PM CDT until July 20 at 7:00PM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 20, 2026 - 4:12pm
Expires: 
July 20, 2026 - 5:00pm
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... East central Story County in central Iowa... Southwestern Marshall County in central Iowa... North central Jasper County in central Iowa... * Until 700 PM CDT. * At 612 PM CDT, a severe thunderstorm was located over State Center, or 13 miles east of Nevada, moving southeast at 30 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... State Center, Baxter, Colo, Melbourne, Rhodes, Laurel, Haverhill, and St. Anthony.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 1000 PM CDT for central Iowa.
Area Description: 
Jasper, IA; Marshall, IA; Story, IA
Forcast Office: 
NWS Des Moines IA