Iowa Severe Thunderstorm Warning - Severe | Effective 06/11/2026 07:03

Headline: 
Severe Thunderstorm Warning issued June 11 at 9:03AM CDT until June 11 at 9:45AM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 11, 2026 - 7:03am
Expires: 
June 11, 2026 - 7:45am
Description: 
At 903 AM CDT, severe thunderstorms were located along a line extending from Waterloo to near Mount Auburn to near Van Horne, moving northeast at 55 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Cedar Rapids, Independence, Vinton, Manchester, Marengo, Marion, Coralville, North Liberty, Hiawatha, Mount Vernon, Robins, Belle Plaine, Center Point, Lisbon, Fairfax, Solon, Tiffin, Ely, Atkins, and Walford. This includes the following highways... Interstate 80 in Iowa between mile markers 234 and 241. Interstate 380 between mile markers 1 and 55.
Instruction: 
A Tornado Watch remains in effect until 300 PM CDT for northeastern and east central Iowa. 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: 
Benton, IA; Buchanan, IA; Delaware, IA; Iowa, IA; Johnson, IA; Linn, IA
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov