Illinois, Iowa, Missouri Severe Severe Thunderstorm Warning | Effective 06/17/2026 07:07

Headline: 
Severe Thunderstorm Warning issued June 17 at 9:07AM CDT until June 17 at 9:45AM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 17, 2026 - 7:07am
Expires: 
June 17, 2026 - 7:45am
Description: 
At 907 AM CDT, severe thunderstorms were located along a line extending from Ferris to near Warsaw, moving southeast at 55 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Fort Madison, Keokuk, Carthage, Nauvoo, Hamilton, Warsaw, Montrose, Augusta, Wayland, Bowen, West Point, Alexandria, Ferris, Adrian, Burnside, St. Francisville, Winchester, Plymouth, Denver, and Fountain Green. This also includes Nauvoo State Park.
Instruction: 
A Tornado Watch remains in effect until 300 PM CDT for west central Illinois...and northeastern Missouri. Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a sturdy building. Continuous cloud to ground lightning is occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Hancock, IL; Lee, IA; Clark, MO
Forcast Office: 
NWS Quad Cities IA IL