Illinois, Missouri Severe Flood Warning | Effective 06/17/2026 20:07

Headline: 
Flood Warning issued June 17 at 10:07PM CDT until June 19 at 1:00PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 17, 2026 - 8:07pm
Expires: 
June 19, 2026 - 8:15am
Description: 
...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Mel Price LD. Mississippi River at Chester. Illinois River at Valley City. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Hardin. ...The Flood Warning is cancelled for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. Mississippi River at Louisiana. 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 Mel Price LD. * WHEN...Until Friday afternoon. * IMPACTS...At 20.8 feet, Unprotected farm land begins to flood * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 21.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:30 PM CDT Wednesday was 21.3 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 16.1 feet Wednesday, June 24. - Flood stage is 21.0 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: 
Madison, IL; St. Charles, MO
Forcast Office: 
NWS St Louis MO