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Advanced Hydrologic Prediction Service
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This probabilistic forecast is issued by the North Central River Forecast Center.
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About this graph
Forecasts for the Mississippi River at Trempealeau are issued routinely during the warm season, and as needed at other times of the year.
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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at La Crescent
Zoom Level:15
Flood Categories (in feet)
Major Flood Stage: 651
Moderate Flood Stage: 649
Flood Stage: 647
Action Stage: 644
Low Stage (in feet): -9999

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
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 651.01 ft on 04/25/2023 (P)
(2) 648.53 ft on 05/25/2019
(3) 649.80 ft on 04/03/2019
(4) 647.34 ft on 05/24/2017
(5) 648.86 ft on 07/02/2014
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 631.04 ft on 07/30/1936
(2) 633.71 ft on 01/01/1937
(3) 636.89 ft on 01/28/1944
Show More Low Water Records
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Gauge LocationGauge Map Marker
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
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.
648 Approximately when Lake Road is closed to all traffic.
647 Water is across Lake Road at Pickeral Path - the road is closed to local traffic only.
646.5 Water reaches the edge of the blacktop on Lake Road near Pickeral Path.
646 Peninsula Drive by the boat landing is covered by water.
(1) Upstream View at Trempealeau, September 11th, 2012
(2) Downstream View at Trempealeau, September 11th, 2012
Additional Information Collapse
  • How low could the river get?
  • Link to text page with Hourly River Stage Level and Water Temperatures
  • Collaborative Agencies Collapse
    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.
    NWS Information
    National Weather Service
    La Crosse Weather Forecast Office
    N2788 County Rd FA
    La Crosse, WI 54601
    (608) 784-7294
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    Page last modified: 2-Nov-2020 7:29 PM
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