Illinois Flood Warning | Effective 05/05/2026 18:27

Headline: 
Flood Warning issued May 5 at 8:27PM CDT until May 8 at 1:00AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
May 5, 2026 - 6:27pm
Expires: 
May 7, 2026 - 6:30am
Description: 
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Hardin. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Valley City. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Hardin. * WHEN...Until late Thursday night. * IMPACTS...At 25.0 feet, Flood Stage. Lowland flooding of unprotected agricultural land begins. * ADDITIONAL DETAILS... - At 8:00 PM CDT Tuesday the stage was 25.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Tuesday was 26.0 feet. - Forecast...The river is expected to fall below flood stage tomorrow evening and continue falling to 22.3 feet Tuesday, May 12. - Flood stage is 25.0 feet.
Instruction: 
Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Area Description: 
Calhoun, IL; Greene, IL; Jersey, IL
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov