Illinois Flood Warning | Effective 05/18/2026 15:56

Headline: 
Flood Warning issued May 18 at 5:56PM CDT until May 23 at 7:00AM CDT by NWS Lincoln IL
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
May 18, 2026 - 3:56pm
Expires: 
May 19, 2026 - 8:00am
Description: 
...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois... Little Wabash River below Clay City affecting Clay and Richland Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Moderate flooding is forecast. * WHERE...Little Wabash River below Clay City. * WHEN...From this evening to Saturday morning. * IMPACTS...At 22.0 feet, North Clay Road...1 mile east of the gage is flooded. * ADDITIONAL DETAILS... - At 5:45 PM CDT Monday the stage was 14.6 feet. - Forecast...The river will rise above flood stage late this evening to 22.3 feet early tomorrow afternoon. It will fall to 18.9 feet early Thursday morning. It will fall below flood stage early Saturday morning. - Flood stage is 18.0 feet. - http://www.weather.gov/safety/flood
Instruction: 
Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.
Area Description: 
Clay, IL; Richland, IL
Forcast Office: 
NWS Lincoln IL