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Hydrograph River at a Glance Download
Mississippi River at Trempealeau Tailwater (ft)Flow (kcfs)Highest Observation: 640.38 ft at 4:00PM Sep 27, 2014Observed: 640.35 ft at 8:00PM Sep 27, 2014Observed: 640.34 ft at 12:00AM Sep 28, 2014Observed: 640.34 ft at 4:00AM Sep 28, 2014Observed: 640.33 ft at 6:00AM Sep 28, 2014Observed: 640.33 ft at 8:00AM Sep 28, 2014Observed: 640.35 ft at 12:00PM Sep 28, 2014Observed: 640.35 ft at 4:00PM Sep 28, 2014Observed: 640.35 ft at 4:30PM Sep 28, 2014Observed: 640.35 ft at 8:00PM Sep 28, 2014Observed: 640.36 ft at 12:00AM Sep 29, 2014Highest Observation: 640.38 ft at 4:00AM Sep 29, 2014Observed: 640.28 ft at 6:00AM Sep 29, 2014Observed: 640.28 ft at 8:00AM Sep 29, 2014Observed: 640.29 ft at 12:00PM Sep 29, 2014Observed: 640.27 ft at 4:00PM Sep 29, 2014Observed: 640.26 ft at 8:00PM Sep 29, 2014Observed: 640.27 ft at 12:00AM Sep 30, 2014Observed: 640.26 ft at 4:00AM Sep 30, 2014Observed: 640.27 ft at 6:00AM Sep 30, 2014Observed: 640.27 ft at 8:00AM Sep 30, 2014Highest Forecast: 640.2 ft 7:00PM Sep 30, 2014Highest Forecast: 640.2 ft 1:00AM Oct 01, 2014Highest Forecast: 640.2 ft 7:00AM Oct 01, 2014Highest Forecast: 640.2 ft 1:00PM Oct 01, 2014Highest Forecast: 640.2 ft 7:00PM Oct 01, 2014Highest Forecast: 640.2 ft 1:00AM Oct 02, 2014Highest Forecast: 640.2 ft 7:00AM Oct 02, 2014Highest Forecast: 640.2 ft 1:00PM Oct 02, 2014Forecast: 640.1 ft 7:00PM Oct 02, 2014Forecast: 640.1 ft 1:00AM Oct 03, 2014Forecast: 640.1 ft 7:00AM Oct 03, 2014Forecast: 640.1 ft 1:00PM Oct 03, 2014Forecast: 640.1 ft 7:00PM Oct 03, 2014Forecast: 640.1 ft 1:00AM Oct 04, 2014Forecast: 640 ft 7:00AM Oct 04, 2014Forecast: 640 ft 1:00PM Oct 04, 2014Forecast: 640 ft 7:00PM Oct 04, 2014Forecast: 640 ft 1:00AM Oct 05, 2014Forecast: 640 ft 7:00AM Oct 05, 2014Forecast: 640 ft 1:00PM Oct 05, 2014Forecast: 640 ft 7:00PM Oct 05, 2014Forecast: 640 ft 1:00AM Oct 06, 2014Forecast: 640 ft 7:00AM Oct 06, 2014Forecast: 640 ft 1:00PM Oct 06, 2014Forecast: 640 ft 7:00PM Oct 06, 2014Forecast: 639.9 ft 1:00AM Oct 07, 2014Forecast: 639.9 ft 7:00AM Oct 07, 2014TREW3(plotting HTIRZ) Graph Created (2:46PM Sep 30, 2014)ObservedForecast (issued 9:28AM Sep 30)Latest observed value: 640.27 ft at 8:00 AM CDT 30-Sep-2014. Flood Stage is 647 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
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Datum: Not Available
Metadata
NOTE: 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.

NOTE: 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
Flood Categories (in feet)
Major Flood Stage:651
Moderate Flood Stage:649
Flood Stage:647
Action Stage:644

Historical 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) 650.80 ft on 04/19/1969
(5) 649.98 ft on 04/20/1952
Show More Historical 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

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:15
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Disclaimer
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.
Photos
(1) Upstream View, Nov 20, 2008
(2) Downstream View, Nov 20, 2008
About This Location Collapse

Latitude: 43.998889° N, Longitude: 91.435556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 635.2 ft 647 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 635.2)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 635.2 ft 647 ft U.S. Army Corps of Engineers utilizes the 1912 Datum
Additional Information Collapse
  • How low could the river get?
  • Link to text page with Hourly River Stage Level and Water Temperatures
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    Hydrologic Resources Additional Resources
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    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: 5-Aug-2014 6:38 PM
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