Active Weather Alerts
River Flood Warning
Issued: 2:18 AM Apr. 5, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM TUESDAY AFTERNOON TO SATURDAY, APRIL 11... * WHAT...Minor flooding is forecast. * WHERE...Illinois River at Henry. * WHEN...From Tuesday afternoon to Saturday, April 11. * 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 8:45 PM CDT Saturday the stage was 19.6 feet. - Forecast...The river is expected to rise above flood stage Tuesday afternoon to a crest of 23.3 feet early Wednesday morning. It will then fall below flood stage Friday evening. - Flood stage is 23.0 feet. && Fld Observed Forecasts (7 pm CDT) Location Stg Stg Day/Time Sun Mon Tue Illinois River Henry 23.0 19.6 Sat 8 pm CDT 21.2 22.4 23.1 &&
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