Illinois Severe Flood Warning | Effective 06/28/2026 09:37

Headline: 
Flood Warning issued June 28 at 11:37AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 28, 2026 - 9:37am
Expires: 
June 29, 2026 - 9:45pm
Description: 
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Hardin. ...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. 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 Hardin. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 11:00 AM CDT Sunday the stage was 26.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:00 AM CDT Sunday was 26.7 feet. - Forecast...The river is expected to fall to 25.1 feet Sunday, July 05. - Flood stage is 25.0 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: 
Calhoun, IL; Greene, IL; Jersey, IL
Forcast Office: 
NWS St Louis MO