Iowa, Illinois Severe Flood Warning | Effective 09/21/2026 19:09

Headline: 
Flood Warning issued September 21 at 9:09PM CDT until September 25 at 7:00PM CDT by NWS Quad Cities IA IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
September 21, 2026 - 7:09pm
Expires: 
September 22, 2026 - 7:15pm
Description: 
...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Burlington affecting Hancock, Des Moines, Lee and Henderson Counties. ...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Keithsburg affecting Louisa, Mercer, Des Moines and Henderson Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Keithsburg. * WHEN...From Wednesday afternoon to Friday evening. * IMPACTS...At 14.5 feet, Water affects low lying areas in Oquawka. * ADDITIONAL DETAILS... - At 8:30 PM CDT Monday the stage was 12.1 feet. - Forecast...The river is expected to rise above flood stage early Wednesday afternoon to a crest of 14.3 feet early Thursday morning. It will then fall below flood stage early Friday morning. - Flood stage is 14.0 feet.
Instruction: 
Caution is urged when walking near riverbanks. The next statement will be issued by Tuesday evening.
Area Description: 
Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov