Mississippi River below Lock and Dam 6 - Trempealeau

Last updated: Mar 29, 2025, 3:24 PM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 654.5 - Water begins to flow over the lock walls and the protective earthen dikes.
  • 653.02 - Water levels reach the flood of record.
  • 651.5 - Lock and dam 6 is closed to navigation.

Gauge Info

Coordinates 43.9986, -91.4357
RFC NCRFC
State WI
WFO ARX
County Trempealeau
Data Provider(s)
US Army Corps of Engineers USACE - Building Strong
COE Website

Gauge Location

Recent Crests

1. 649.72 ft on 07-02-2024
2. 651.01 ft on 04-25-2023 (P)
3. 648.53 ft on 05-25-2019
4. 649.80 ft on 04-03-2019
5. 647.34 ft on 05-24-2017

Historic Crests

1. 653.02 ft on 04-21-1965
2. 651.43 ft on 04-18-2001
3. 651.40 ft on 04-11-1997
4. 651.01 ft on 04-25-2023 (P)
5. 650.80 ft on 04-19-1969

Gauge Photos

Photo 1 of 2

Downstream View at Trempealeau, September 11th, 2012

Probability Information

Photo 1 of 3

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office
La Crosse
N2788 County Rd FA
La Crosse, WI 54601
Official Homepage