Active Weather Alerts
River Flood Warning
Issued: 2:43 PM Sep. 17, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM FRIDAY MORNING TO LATE SATURDAY NIGHT... * WHAT...Minor flooding is forecast. * WHERE...Grand River near Sumner. * WHEN...From Friday morning to late Saturday night. * IMPACTS...At 23.0 feet, Bottomland 1 to 2 miles south of the gage begins to flood. At 26.0 feet, Rural land adjacent to the river is flooded. At 28.0 feet, Rural roads are under water. * ADDITIONAL DETAILS... - At 8:45 AM CDT Thursday the stage was 19.6 feet. - Forecast...The river is expected to rise above flood stage tomorrow morning to a crest of 26.4 feet early tomorrow afternoon. It will then fall below flood stage early Saturday morning. - Flood stage is 26.0 feet. - http://www.weather.gov/safety/flood && Fld Obs Forecasts Location Stg Stg Day/Time Thu Fri Sat 1pm 1pm 1pm Grand River Sumner 26.0 19.6 Thu 8am 21.1 26.4 24.2 &&
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