Active Weather Alerts
River Flood Warning
Issued: 4:41 PM Apr. 12, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM MONDAY MORNING TO SATURDAY AFTERNOON... * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Hannibal. * WHEN...From Monday morning to Saturday afternoon. * IMPACTS...At 17.0 feet, John Hay Recreation Area on east side (inside the Illinois Sny Levee) begins flooding. * ADDITIONAL DETAILS... - At 11:15 AM CDT Sunday the stage was 16.7 feet. - Forecast...The river is expected to rise above flood stage tomorrow morning to a crest of 17.5 feet early Wednesday morning. - Flood stage is 17.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Mon Tue Wed Thu Fri Mississippi River Hannibal 17.0 16.7 17.0 17.4 17.5 17.4 17.0 &&
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