Trempealeau River at Arcadia

1. 14.50 ftWater will overtop levee along Ashley Way between W River and Main Streets.
2. 13.50 ftW River Street bridge is completely inundated with water.
3. 12.00 ftWater reaches the bottom of the River Street Bridge. Water will overtop the levee along the Rudy Klink Deer Park.
4. 11.50 ftWater begins to overflow the east end of the bridge near the Ashley Way and W River Street intersection.
5. 10.00 ftWater flows over a part of the levee on the west bank and causes flooding along Willow St. Highest flood on record at 10.07' back in 2010.
6. 9.00 ftHigh water begins to flood Ashley Way south of W Main Street near Ashley Furniture.
7. 8.00 ftMinor flooding begins. A few streets are affected by high water, and pumping operations begin.
8. 6.50 ftWater begins to overflow the western banks of the river near the canoe launch, between W River and Main Streets, and along the car dealership parking lot.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Most recent crests

• August 18, 2025: 8.23 ft
• July 14, 2024: 8.18 ft
• August 27, 2021: 5.90 ft
• May 30, 2020: 7.71 ft
• September 13, 2019: 8.31 ft
• July 2, 2019: 8.55 ft
• April 19, 2019: 8.07 ft
• July 20, 2017: 9.61 ft
• May 18, 2017: 9.50 ft
• August 12, 2016: 9.09 ft

• UpstreamTrempealeau River at Independence
• DownstreamTrempealeau River at Dodge
• Elk Creek (WI) at Elk Creek
• Trempealeau River at Whitehall
• Trempealeau River at Blair
• Mississippi River at Lock and Dam 5a - Winona
• Mississippi River at Winona - Pool 6
• Mississippi River at Lock and Dam 5 - Minnesota City

Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.