Illinois Severe Flood Warning | Effective 06/18/2026 09:49

Headline: 
Flood Warning issued June 18 at 11:49AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 18, 2026 - 9:49am
Expires: 
June 19, 2026 - 10:00pm
Description: 
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Valley City. ...The Flood Warning continues for the following rivers in Illinois... 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...From this morning until further notice. * ADDITIONAL DETAILS... - At 11:00 AM CDT Thursday the stage was 14.0 feet and rising. - Recent Activity...The river reached flood stage this morning, June 18. - Forecast...The river is expected to continue to slowly rise to 16.3 feet Thursday, June 25. 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