< Severe Thunderstorm Warning 03/06/2026 17:44 Iowa

Severe Thunderstorm Warning 03/06/2026 17:44 Iowa

Headline: 
Severe Thunderstorm Warning issued March 6 at 7:44PM CST until March 6 at 8:15PM CST by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
March 6, 2026 - 5:44pm
Expires: 
March 6, 2026 - 6:15pm
Description: 
At 743 PM CST, a severe thunderstorm was located over Big Creek State Park, or 8 miles north of Grimes, moving northeast at 45 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Madrid, Granger, Big Creek Lake, Saylorville Lake, Sheldahl, and Big Creek State Park.
Instruction: 
A Tornado Watch remains in effect until 1000 PM CST for central Iowa. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Boone, IA; Dallas, IA; Polk, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov