Headline:
Severe Thunderstorm Warning issued September 20 at 1:41AM CDT until September 20 at 2:15AM CDT by NWS Quad Cities IA IL
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
September 19, 2026 - 11:41pm
Expires:
September 20, 2026 - 12:15am
Description:
At 141 AM CDT, severe thunderstorms were located along a line
extending from near Kalona to near Cotter to near New London, moving
northeast at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Iowa City, Muscatine, Washington, West Branch, Wapello, Columbus
Junction, West Liberty, Kalona, Wellman, Lone Tree, Winfield,
Riverside, Fruitland, Wayland, Hills, Brighton, Ainsworth, Grandview,
Conesville, and Columbus City.
This includes Interstate 80 in Iowa between mile markers 249 and 265.
Instruction:
For your protection move to an interior room on the lowest floor of a
sturdy building.
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.
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:
Mercer, IL; Rock Island, IL; Cedar, IA; Henry, IA; Jefferson, IA; Johnson, IA; Keokuk, IA; Louisa, IA; Muscatine, IA; Washington, IA
Forcast Office:
NWS Quad Cities IA IL
Sender:
w-nws.webmaster@noaa.gov