Flood Warning Illinois | Effective 04/04/2026 19:18

Headline: 
Flood Warning issued April 4 at 9:18PM CDT by NWS Lincoln IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 4, 2026 - 7:18pm
Expires: 
April 5, 2026 - 11:30am
Description: 
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Havana affecting Fulton, Mason and Cass Counties. Illinois River at Beardstown affecting Schuyler, Brown, Cass and Morgan Counties. Illinois River at Peoria affecting Peoria, Woodford and Tazewell Counties. Illinois River at Henry affecting Putnam and Marshall Counties. .The Illinois River continues to rise in response to recent heavy rain. Flooding is expected to develop early in the new week. The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Moderate flooding is forecast. * WHERE...Illinois River at Havana. * WHEN...From late tonight until further notice. * IMPACTS...At 19.5 feet, Access road to Anderson Lake north campground closed. * ADDITIONAL DETAILS... - At 8:45 PM CDT Saturday the stage was 13.3 feet. - Forecast...The river is expected to rise above flood stage late tonight and continue rising to a crest of 17.8 feet early Friday afternoon. - Flood stage is 14.0 feet.
Instruction: 
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov.
Area Description: 
Cass, IL; Fulton, IL; Mason, IL
Forcast Office: 
NWS Lincoln IL