Illinois Severe Flood Warning | Effective 06/20/2026 16:37

Headline: 
Flood Warning issued June 20 at 6:37PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 20, 2026 - 4:37pm
Expires: 
June 22, 2026 - 4:45am
Description: 
...The Flood Warning continues for the following rivers in Illinois... Illinois River at Meredosia. Illinois River at La Grange LD. Illinois River at Valley City. Illinois River at Hardin. 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 Valley City. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 6:00 PM CDT Saturday the stage was 14.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:00 PM CDT Saturday was 14.9 feet. - Forecast...The river is expected to rise to 17.6 feet Saturday, June 27. Additional rises are possible thereafter. - Flood stage is 14.0 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; Scott, IL
Forcast Office: 
NWS St Louis MO