Illinois Flood Warning | Effective 04/25/2026 19:06

Headline: 
Flood Warning issued April 25 at 9:06PM CDT until May 3 at 7:00AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 25, 2026 - 7:06pm
Expires: 
April 27, 2026 - 7:15am
Description: 
...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Canton. Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Grafton. Illinois River at Hardin. Mississippi River at Hannibal. 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 Sunday, May 03. * IMPACTS...At 25.0 feet, Flood Stage. Lowland flooding of unprotected agricultural land begins. * ADDITIONAL DETAILS... - At 8:30 PM CDT Saturday the stage was 26.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Saturday was 26.4 feet. - Forecast...The river is expected to rise to a crest of 26.3 feet just after midnight tonight. It will then fall below flood stage Saturday, May 02. - 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