Flood Warning Illinois | Effective 04/04/2026 09:34

Headline: 
Flood Warning issued April 4 at 11:34AM CDT until April 5 at 10:12PM CDT by NWS Quad Cities IA IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 4, 2026 - 9:34am
Expires: 
April 5, 2026 - 9:45am
Description: 
...The Flood Warning is extended for the following rivers in Illinois... La Moine River at Colmar affecting McDonough and Hancock Counties. * WHAT...Minor flooding is forecast. * WHERE...La Moine River at Colmar. * WHEN...Until late tomorrow evening. * IMPACTS...At 20.0 feet, Water affects the lowest portions of Lambert Road and affects Lamar Road approximately 100 feet north of the intersection with County Road 26. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 20.0 feet and slowly rising. - Forecast...The river is expected to rise to a crest of 20.6 feet just after midnight tonight. It will then fall below flood stage early tomorrow afternoon. - Flood stage is 20.0 feet.
Instruction: 
Stay tuned to further developments by listening to your local radio, television, or NOAA Weather Radio for further information. Motorists should not attempt to drive around barricades or drive cars through flooded areas. The next statement will be issued by Sunday morning at 1145 AM CDT.
Area Description: 
Hancock, IL; McDonough, IL
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov