Illinois, Missouri Flood Warning | Effective 05/02/2026 18:19

Headline: 
Flood Warning issued May 2 at 8:19PM CDT until May 6 at 4:25PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
May 2, 2026 - 6:19pm
Expires: 
May 4, 2026 - 6:30am
Description: 
...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Mel Price LD. Mississippi River at Chester. Mississippi River at Grafton. Mississippi River at Louisiana. ...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Winfield. Mississippi River at Clarksville. 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...Mississippi River at Chester. * WHEN...Until Wednesday afternoon. * IMPACTS...At 31.5 feet, In Perry County, Highway E is closed between County Road 322 and Levee Road (County Road 354) at Bois Brule Creek. * ADDITIONAL DETAILS... - At 8:00 PM CDT Saturday the stage was 31.0 feet and falling. - Recent Activity...The river rose above flood stage on April 29, cresting near 31.4 feet on May 1. - Forecast...The river is expected to fall below flood stage late Tuesday morning and continue falling over the following days. - Flood stage is 27.0 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: 
Jackson, IL; Randolph, IL; Perry, MO; Ste. Genevieve, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov