Active Weather Alerts
River Flood Warning
Issued: 4:43 PM Apr. 5, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM TUESDAY AFTERNOON TO EARLY FRIDAY MORNING... * WHAT...Minor flooding is forecast. * WHERE...Illinois River at Henry. * WHEN...From Tuesday afternoon to early Friday morning. * IMPACTS...At 23.0 feet, Water begins to affect the marina in Henry along with minor flooding of land adjacent to the river. * ADDITIONAL DETAILS... - At 10:45 AM CDT Sunday the stage was 20.5 feet. - Forecast...The river is expected to rise above flood stage early Tuesday afternoon to a crest of 23.2 feet early Wednesday morning. It will then fall below flood stage Thursday evening. - Flood stage is 23.0 feet. - http://www.weather.gov/safety/flood && Fld Observed Forecasts (1 pm CDT) Location Stg Stg Day/Time Mon Tue Wed Illinois River Henry 23.0 20.5 Sun 10 am CD 22.0 23.0 23.2 &&
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