Iowa, Missouri Severe Severe Thunderstorm Warning | Effective 08/07/2026 20:22

Headline: 
Severe Thunderstorm Warning issued August 7 at 10:22PM CDT until August 7 at 11:15PM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 7, 2026 - 8:22pm
Expires: 
August 7, 2026 - 9:15pm
Description: 
At 1021 PM CDT, a severe thunderstorm was located over Chambersburg, or 8 miles northwest of Kahoka, moving southeast at 30 mph. HAZARD...Golf ball size hail and 70 mph wind gusts. SOURCE...Trained weather spotters. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Keokuk, Kahoka, Warsaw, Wayland, Wyaconda, Alexandria, Luray, Croton, St. Francisville, Winchester, Revere, Charleston, Gregory Landing, Clark County Fairgrounds, Chambersburg, Ashton, Heath Memorial Conservation Area, Peaksville, Fairmont, and Medill.
Instruction: 
For your protection move to an interior room on the lowest floor of a sturdy building. This is a dangerous storm. Prepare immediately for large destructive hail capable of producing significant damage. People outside should move to a shelter, inside a strong building and away from windows. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in the Quad Cities. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Lee, IA; Clark, MO
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov