Illinois, Missouri Severe Flood Warning | Effective 06/20/2026 18:42

Headline: 
Flood Warning issued June 20 at 8:42PM CDT until June 25 at 10:00AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 20, 2026 - 6:42pm
Expires: 
June 22, 2026 - 6:45am
Description: 
...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Louisiana. ...The Flood Warning is cancelled for the following rivers in Illinois...Missouri... Mississippi River at Chester. 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 Louisiana. * WHEN...Until Thursday morning. * IMPACTS...At 15.0 feet, The first quarter mile of Edison Avenue beyond the railroad tracks begins flooding near this height. * ADDITIONAL DETAILS... - At 8:30 PM CDT Saturday the stage was 15.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Saturday was 15.3 feet. - Forecast...The river will fall below flood stage this evening to 14.1 feet early Monday morning. It will then rise above flood stage early Tuesday morning to 15.2 feet Tuesday evening. It will fall below flood stage again early Wednesday morning. - Flood stage is 15.0 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: 
Pike, IL; Pike, MO
Forcast Office: 
NWS St Louis MO