Headline:
Severe Thunderstorm Warning issued August 11 at 8:49AM CDT until August 11 at 9:15AM CDT by NWS Quad Cities IA IL
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
August 11, 2026 - 6:49am
Expires:
August 11, 2026 - 7:15am
Description:
At 849 AM CDT, severe thunderstorms were located along a line
extending from Camanche to near Port Byron to Campbells Island,
moving east at 50 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated. This line of storms has a history of
producing wind damage across portions of eastern Iowa.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Davenport, Bettendorf, Clinton, Eldridge, DeWitt, Camanche, Le
Claire, Hampton, Port Byron, Rapids City, Albany, Princeton, Long
Grove, Cordova, McCausland, Low Moor, East Clinton, Hillsdale,
Malone, and Folletts.
This includes the following highways...
Interstate 74 in Iowa near mile marker 1.
Interstate 80 in Iowa between mile markers 291 and 306.
Interstate 80 in Illinois near mile marker 1.
Interstate 88 between mile markers 6 and 14.
Interstate 280 near mile marker 1.
Instruction:
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.
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across portions of eastern Iowa. SEEK SHELTER NOW inside
a sturdy structure and stay away from windows.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
Area Description:
Rock Island, IL; Whiteside, IL; Clinton, IA; Scott, IA
Forcast Office:
NWS Quad Cities IA IL
Sender:
w-nws.webmaster@noaa.gov