8/9/2025 9:00:00 AM until 8/10/2025 9:00:00 AM

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.

ESFEAX Grand River near Sumner This hydrologic outlook is based on the forecast rainfall for the next 24 hours and estimated runoff from earlier rainfall. Crests may vary if actual rainfall or runoff is greater or less than anticipated. Location: Grand River near Sumner Flood stage: 26.0 feet Latest stage: 21.1 feet at 8 AM Saturday Maximum Forecast Stage: 34.3 feet at 7 PM Monday Aug 11 Fld Obs Forecasts Location Stg Stg Day/Time Sat Sun Mon 1pm 1pm 1pm Grand River Sumner 26.0 21.1 Sat 8am 20.4 23.5 34.1 Later statements, possibly warnings, may be issued as additional information becomes available.