Active Weather Alerts
River Flood Warning
Issued: 12:28 PM Aug. 17, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL LATE TOMORROW MORNING... * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Mackinaw River near Congerville. * WHEN...Until late tomorrow morning. * IMPACTS...At 13.0 feet, Widespread agricultural flooding occurs. * ADDITIONAL DETAILS... - At 6:45 AM CDT Monday the stage was 13.7 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:45 AM CDT Monday was 13.7 feet. - Forecast...The river is expected to rise to a crest of 14.6 feet this afternoon. It will then fall below flood stage late tonight. - Flood stage is 13.0 feet. - http://www.weather.gov/safety/flood && Fld Observed Forecasts (7 am CDT) Location Stg Stg Day/Time Tue Wed Thu Mackinaw River Congerville 13.0 13.7 Mon 6 am CDT 12.4 7.1 5.6 &&
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