Illinois, Missouri Flood Warning | Effective 04/17/2026 20:38

Headline: 
Flood Warning issued April 17 at 10:38PM CDT by NWS Quad Cities IA IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 8:38pm
Expires: 
April 18, 2026 - 8:45pm
Description: 
...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at New Boston LD17 affecting Louisa and Mercer Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Burlington affecting Henderson, Des Moines, Lee and Hancock Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Gregory Landing. * WHEN...From late tonight until further notice. * IMPACTS...At 16.0 feet, water affects buildings in unprotected low areas. * ADDITIONAL DETAILS... - At 10:00 PM CDT Friday the stage was 14.9 feet. - Forecast...The river is expected to rise above flood stage just before midnight tonight and continue rising to 16.4 feet Thursday evening. Additional rises are possible thereafter. - Flood stage is 15.0 feet.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. The next statement will be issued by Saturday evening at 1045 PM CDT.
Area Description: 
Hancock, IL; Clark, MO
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov