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Hydrograph River at a Glance Download
Mississippi River at Trempealeau Tailwater (ft)Flow (kcfs)Observed: 641.01 ft at 4:00PM Jul 01, 2015Observed: 641.01 ft at 8:00PM Jul 01, 2015Observed: 641.1 ft at 12:00AM Jul 02, 2015Highest Observation: 641.11 ft at 4:00AM Jul 02, 2015Highest Observation: 641.11 ft at 6:00AM Jul 02, 2015Highest Observation: 641.11 ft at 8:00AM Jul 02, 2015Observed: 641.08 ft at 12:00PM Jul 02, 2015Observed: 641.07 ft at 4:00PM Jul 02, 2015Observed: 641.07 ft at 4:30PM Jul 02, 2015Observed: 641.07 ft at 5:43PM Jul 02, 2015Observed: 641 ft at 8:00PM Jul 02, 2015Observed: 640.96 ft at 12:00AM Jul 03, 2015Observed: 640.96 ft at 4:00AM Jul 03, 2015Observed: 640.95 ft at 6:00AM Jul 03, 2015Observed: 640.95 ft at 8:00AM Jul 03, 2015Observed: 640.87 ft at 12:00PM Jul 03, 2015Observed: 640.87 ft at 4:00PM Jul 03, 2015Observed: 640.87 ft at 4:01PM Jul 03, 2015Observed: 640.87 ft at 4:30PM Jul 03, 2015Observed: 640.87 ft at 5:43PM Jul 03, 2015Observed: 640.85 ft at 8:00PM Jul 03, 2015Observed: 640.85 ft at 12:00AM Jul 04, 2015Observed: 640.83 ft at 4:00AM Jul 04, 2015Observed: 640.83 ft at 6:00AM Jul 04, 2015Observed: 640.83 ft at 8:00AM Jul 04, 2015Highest Forecast: 640.8 ft 7:00PM Jul 04, 2015Highest Forecast: 640.8 ft 1:00AM Jul 05, 2015Highest Forecast: 640.8 ft 7:00AM Jul 05, 2015Highest Forecast: 640.8 ft 1:00PM Jul 05, 2015Highest Forecast: 640.8 ft 7:00PM Jul 05, 2015Forecast: 640.7 ft 1:00AM Jul 06, 2015Forecast: 640.7 ft 7:00AM Jul 06, 2015Forecast: 640.7 ft 1:00PM Jul 06, 2015Forecast: 640.6 ft 7:00PM Jul 06, 2015Forecast: 640.6 ft 1:00AM Jul 07, 2015Forecast: 640.6 ft 7:00AM Jul 07, 2015Forecast: 640.5 ft 1:00PM Jul 07, 2015Forecast: 640.5 ft 7:00PM Jul 07, 2015Forecast: 640.5 ft 1:00AM Jul 08, 2015Forecast: 640.4 ft 7:00AM Jul 08, 2015Forecast: 640.4 ft 1:00PM Jul 08, 2015Forecast: 640.4 ft 7:00PM Jul 08, 2015Forecast: 640.4 ft 1:00AM Jul 09, 2015Forecast: 640.3 ft 7:00AM Jul 09, 2015Forecast: 640.3 ft 1:00PM Jul 09, 2015Forecast: 640.3 ft 7:00PM Jul 09, 2015Forecast: 640.2 ft 1:00AM Jul 10, 2015Forecast: 640.2 ft 7:00AM Jul 10, 2015Forecast: 640.2 ft 1:00PM Jul 10, 2015Forecast: 640.1 ft 7:00PM Jul 10, 2015Forecast: 640.1 ft 1:00AM Jul 11, 2015Forecast: 640.1 ft 7:00AM Jul 11, 2015TREW3(plotting HTIRZ) Graph Created (2:01PM Jul 4, 2015)ObservedForecast (issued 10:08AM Jul 4)Latest observed value: 640.83 ft at 8:00 AM CDT 4-Jul-2015. Flood Stage is 647 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
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
Low Stage (in feet): 0

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

(P): Preliminary values subject to further review.

Recent Crests
(1) 648.86 ft on 07/02/2014
(2) 649.27 ft on 04/15/2011
(3) 647.71 ft on 09/26/2010 (P)
(4) 647.01 ft on 05/17/2003
(5) 647.23 ft on 04/19/2002
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

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

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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 Not Available Not Available 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
  • Resources Collapse
    Hydrologic Resources Additional Resources
    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: 12-Feb-2015 9:35 PM
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