Illinois - United States   2026-06-12   Friday   40.20N, -89.70W

Mason City

Illinois - United States
2026-06-12

Flood Warning issued June 12 at 10:26AM CDT by NWS Lincoln IL

Issue date: 2026-06-12T15:26+00:00

...The Flood Warning is extended for the following river in Illinois... Illinois River near Havana affecting Fulton, Mason and Cass Counties. Illinois River at Beardstown affecting Brown, Cass, Schuyler and Morgan Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Moderate flooding is forecast. * WHERE...Illinois River near Havana. * WHEN...From this afternoon until further notice. * IMPACTS...At 19.5 feet, Access road to Anderson Lake north campground closed. * ADDITIONAL DETAILS... - At 9:45 AM CDT Friday the stage was 13.8 feet. - Forecast...The river is expected to rise above flood stage late this afternoon and continue rising to 18.3 feet Friday, June 19. Additional rises are possible thereafter. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood