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Hydrograph River at a Glance Download
Mississippi River at Trempealeau Tailwater (ft)Flow (kcfs)Observed: 641.96 ft at 5:30PM Feb 21, 2020Observed: 641.98 ft at 5:43PM Feb 21, 2020Observed: 641.96 ft at 5:45PM Feb 21, 2020Observed: 641.96 ft at 6:00PM Feb 21, 2020Observed: 641.96 ft at 6:15PM Feb 21, 2020Observed: 641.96 ft at 6:30PM Feb 21, 2020Observed: 641.96 ft at 6:45PM Feb 21, 2020Observed: 641.95 ft at 7:00PM Feb 21, 2020Observed: 641.95 ft at 7:15PM Feb 21, 2020Observed: 641.95 ft at 7:30PM Feb 21, 2020Observed: 641.95 ft at 7:45PM Feb 21, 2020Observed: 641.95 ft at 8:00PM Feb 21, 2020Observed: 641.95 ft at 8:15PM Feb 21, 2020Observed: 641.94 ft at 8:30PM Feb 21, 2020Observed: 641.94 ft at 8:45PM Feb 21, 2020Observed: 641.94 ft at 9:00PM Feb 21, 2020Observed: 641.94 ft at 9:15PM Feb 21, 2020Observed: 641.94 ft at 9:30PM Feb 21, 2020Observed: 641.94 ft at 9:45PM Feb 21, 2020Observed: 641.93 ft at 10:00PM Feb 21, 2020Observed: 641.93 ft at 10:15PM Feb 21, 2020Observed: 641.93 ft at 10:30PM Feb 21, 2020Observed: 641.93 ft at 10:45PM Feb 21, 2020Observed: 641.93 ft at 11:00PM Feb 21, 2020Observed: 641.93 ft at 11:15PM Feb 21, 2020Observed: 641.92 ft at 11:30PM Feb 21, 2020Observed: 641.92 ft at 11:45PM Feb 21, 2020Observed: 641.92 ft at 12:00AM Feb 22, 2020Observed: 641.92 ft at 12:15AM Feb 22, 2020Observed: 641.92 ft at 12:30AM Feb 22, 2020Observed: 641.91 ft at 12:45AM Feb 22, 2020Observed: 641.91 ft at 1:00AM Feb 22, 2020Observed: 641.91 ft at 1:15AM Feb 22, 2020Observed: 641.91 ft at 1:30AM Feb 22, 2020Observed: 641.91 ft at 1:45AM Feb 22, 2020Observed: 641.91 ft at 2:00AM Feb 22, 2020Observed: 641.91 ft at 2:15AM Feb 22, 2020Observed: 641.91 ft at 2:30AM Feb 22, 2020Observed: 641.91 ft at 2:45AM Feb 22, 2020Observed: 641.91 ft at 3:00AM Feb 22, 2020Observed: 641.91 ft at 3:15AM Feb 22, 2020Observed: 641.9 ft at 3:30AM Feb 22, 2020Observed: 641.9 ft at 3:45AM Feb 22, 2020Observed: 641.9 ft at 4:00AM Feb 22, 2020Observed: 641.9 ft at 4:15AM Feb 22, 2020Observed: 641.9 ft at 4:30AM Feb 22, 2020Observed: 641.9 ft at 4:45AM Feb 22, 2020Observed: 641.9 ft at 5:00AM Feb 22, 2020Observed: 641.9 ft at 5:15AM Feb 22, 2020Observed: 641.89 ft at 5:30AM Feb 22, 2020Observed: 641.89 ft at 5:45AM Feb 22, 2020Observed: 641.89 ft at 6:00AM Feb 22, 2020Observed: 641.89 ft at 6:15AM Feb 22, 2020Observed: 641.89 ft at 6:30AM Feb 22, 2020Observed: 641.89 ft at 6:45AM Feb 22, 2020Observed: 641.89 ft at 7:00AM Feb 22, 2020Observed: 641.89 ft at 7:15AM Feb 22, 2020Observed: 641.89 ft at 7:30AM Feb 22, 2020Observed: 641.89 ft at 7:45AM Feb 22, 2020Observed: 641.89 ft at 8:00AM Feb 22, 2020Observed: 641.82 ft at 8:15AM Feb 22, 2020Observed: 641.81 ft at 8:30AM Feb 22, 2020Observed: 641.8 ft at 8:45AM Feb 22, 2020Observed: 641.8 ft at 9:00AM Feb 22, 2020Observed: 641.79 ft at 9:15AM Feb 22, 2020Observed: 641.79 ft at 9:30AM Feb 22, 2020Observed: 641.78 ft at 9:45AM Feb 22, 2020Observed: 641.78 ft at 10:00AM Feb 22, 2020Observed: 641.78 ft at 10:15AM Feb 22, 2020Observed: 641.77 ft at 10:30AM Feb 22, 2020Observed: 641.77 ft at 10:45AM Feb 22, 2020Observed: 641.77 ft at 11:00AM Feb 22, 2020Observed: 641.77 ft at 11:15AM Feb 22, 2020Observed: 641.77 ft at 11:30AM Feb 22, 2020Observed: 641.76 ft at 11:45AM Feb 22, 2020Observed: 641.76 ft at 12:00PM Feb 22, 2020Observed: 641.76 ft at 12:15PM Feb 22, 2020Observed: 641.76 ft at 12:30PM Feb 22, 2020Observed: 641.76 ft at 12:45PM Feb 22, 2020Observed: 641.76 ft at 1:00PM Feb 22, 2020Observed: 641.75 ft at 1:15PM Feb 22, 2020Observed: 641.75 ft at 1:30PM Feb 22, 2020Observed: 641.75 ft at 1:45PM Feb 22, 2020Observed: 641.75 ft at 2:00PM Feb 22, 2020Observed: 641.75 ft at 2:15PM Feb 22, 2020Observed: 641.75 ft at 2:30PM Feb 22, 2020Observed: 641.75 ft at 2:45PM Feb 22, 2020Observed: 641.75 ft at 3:00PM Feb 22, 2020Observed: 641.75 ft at 3:15PM Feb 22, 2020Observed: 641.74 ft at 4:00PM Feb 22, 2020Observed: 641.74 ft at 4:30PM Feb 22, 2020Observed: 641.74 ft at 5:43PM Feb 22, 2020Observed: 641.74 ft at 8:00PM Feb 22, 2020Observed: 641.74 ft at 12:00AM Feb 23, 2020Observed: 641.74 ft at 4:00AM Feb 23, 2020Observed: 641.74 ft at 8:00AM Feb 23, 2020Observed: 641.76 ft at 12:00PM Feb 23, 2020Observed: 641.79 ft at 4:00PM Feb 23, 2020Observed: 641.79 ft at 5:43PM Feb 23, 2020Observed: 641.85 ft at 6:00AM Feb 24, 2020Observed: 641.86 ft at 7:15AM Feb 24, 2020Observed: 641.86 ft at 7:30AM Feb 24, 2020Observed: 641.86 ft at 7:45AM Feb 24, 2020Observed: 641.85 ft at 8:00AM Feb 24, 2020Observed: 641.95 ft at 8:15AM Feb 24, 2020Observed: 641.96 ft at 8:30AM Feb 24, 2020Observed: 641.97 ft at 8:45AM Feb 24, 2020Observed: 641.97 ft at 9:00AM Feb 24, 2020Observed: 641.98 ft at 9:15AM Feb 24, 2020Observed: 641.98 ft at 9:30AM Feb 24, 2020Observed: 641.98 ft at 9:45AM Feb 24, 2020Observed: 641.98 ft at 10:00AM Feb 24, 2020Observed: 641.99 ft at 10:15AM Feb 24, 2020Observed: 642 ft at 10:30AM Feb 24, 2020Observed: 642 ft at 10:45AM Feb 24, 2020Observed: 642 ft at 11:00AM Feb 24, 2020Observed: 642.01 ft at 11:15AM Feb 24, 2020Observed: 642.01 ft at 11:30AM Feb 24, 2020Observed: 642.01 ft at 11:45AM Feb 24, 2020Observed: 642.01 ft at 12:00PM Feb 24, 2020Observed: 642.02 ft at 12:15PM Feb 24, 2020Observed: 642.02 ft at 12:30PM Feb 24, 2020Observed: 642.02 ft at 12:45PM Feb 24, 2020Observed: 642.02 ft at 1:00PM Feb 24, 2020Observed: 642.03 ft at 1:15PM Feb 24, 2020Observed: 642.03 ft at 1:30PM Feb 24, 2020Observed: 642.03 ft at 1:45PM Feb 24, 2020Observed: 642.03 ft at 2:00PM Feb 24, 2020Observed: 642.04 ft at 2:15PM Feb 24, 2020Observed: 642.04 ft at 2:30PM Feb 24, 2020Observed: 642.04 ft at 2:45PM Feb 24, 2020Observed: 642.05 ft at 3:00PM Feb 24, 2020Observed: 642.05 ft at 3:15PM Feb 24, 2020Highest Observation: 642.06 ft at 4:00PM Feb 24, 2020Highest Observation: 642.06 ft at 4:30PM Feb 24, 2020USACE - Rivergages.comTREW3(plotting HTIRZ) Graph Created (5:15PM Feb 24, 2020)ObservedLatest observed value: 642.06 ft at 4:30 PM CST 24-Feb-2020. Flood Stage is 647 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
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 48 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): -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) 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) 648.53 ft on 05/25/2019
(2) 649.80 ft on 04/03/2019
(3) 647.34 ft on 05/24/2017
(4) 648.86 ft on 07/02/2014
(5) 649.27 ft on 04/15/2011
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.
Zoom Level:15
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Gauge LocationGauge Map Marker
 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 at Trempealeau, September 11th, 2012
(2) Downstream View at Trempealeau, September 11th, 2012
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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