Illinois Flood Warning | Effective 04/16/2026 19:01

Headline: 
Flood Warning issued April 16 at 9:01PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 16, 2026 - 7:01pm
Expires: 
April 18, 2026 - 7:15am
Description: 
...The Flood Warning is extended for the following river 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 forecast. * WHERE...Illinois River at Hardin. * WHEN...From Saturday afternoon until further notice. * ADDITIONAL DETAILS... - At 8:30 PM CDT Thursday the stage was 24.7 feet. - Forecast...The river is expected to rise above flood stage early Saturday afternoon. - Flood stage is 25.0 feet.
Instruction: 
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. 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