Illinois Severe Flood Warning | Effective 06/21/2026 09:14

Headline: 
Flood Warning issued June 21 at 11:14AM CDT by NWS Lincoln IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 21, 2026 - 9:14am
Expires: 
June 22, 2026 - 1:15am
Description: 
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Henry affecting Putnam and Marshall Counties. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Peoria affecting Tazewell, Woodford and Peoria Counties. Illinois River at Beardstown affecting Schuyler, Morgan, Cass and Brown Counties. Illinois River near Havana affecting Mason, Fulton and Cass Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Illinois River near Havana. * WHEN...Until further notice. * IMPACTS...At 19.5 feet, Access road to Anderson Lake north campground closed. * ADDITIONAL DETAILS... - At 10:45 AM CDT Sunday the stage was 18.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:45 AM CDT Sunday was 18.6 feet. - Forecast...The river is expected to rise to a crest of 19.6 feet Friday morning. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood
Instruction: 
Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.
Area Description: 
Cass, IL; Fulton, IL; Mason, IL
Forcast Office: 
NWS Lincoln IL