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Hydrograph River at a Glance Download
Mississippi River at Genoa Tailwater (ft)Observed: 630.47 ft at 10:45PM May 22, 2019Observed: 630.47 ft at 11:00PM May 22, 2019Observed: 630.47 ft at 11:15PM May 22, 2019Observed: 630.48 ft at 11:30PM May 22, 2019Observed: 630.49 ft at 11:45PM May 22, 2019Observed: 630.49 ft at 12:00AM May 23, 2019Observed: 630.49 ft at 12:15AM May 23, 2019Observed: 630.49 ft at 12:30AM May 23, 2019Observed: 630.49 ft at 12:43AM May 23, 2019Observed: 630.5 ft at 12:45AM May 23, 2019Observed: 630.51 ft at 1:00AM May 23, 2019Observed: 630.51 ft at 1:15AM May 23, 2019Observed: 630.51 ft at 1:30AM May 23, 2019Observed: 630.51 ft at 1:45AM May 23, 2019Observed: 630.53 ft at 2:00AM May 23, 2019Observed: 630.52 ft at 2:15AM May 23, 2019Observed: 630.53 ft at 2:30AM May 23, 2019Observed: 630.54 ft at 2:45AM May 23, 2019Observed: 630.54 ft at 3:00AM May 23, 2019Observed: 630.55 ft at 3:15AM May 23, 2019Observed: 630.55 ft at 3:30AM May 23, 2019Observed: 630.56 ft at 3:45AM May 23, 2019Observed: 630.56 ft at 4:00AM May 23, 2019Observed: 630.56 ft at 4:15AM May 23, 2019Observed: 630.57 ft at 4:30AM May 23, 2019Observed: 630.57 ft at 4:45AM May 23, 2019Observed: 630.58 ft at 5:00AM May 23, 2019Observed: 630.57 ft at 5:15AM May 23, 2019Observed: 630.58 ft at 5:30AM May 23, 2019Observed: 630.59 ft at 5:45AM May 23, 2019Observed: 630.59 ft at 6:00AM May 23, 2019Observed: 630.59 ft at 6:15AM May 23, 2019Observed: 630.6 ft at 6:30AM May 23, 2019Observed: 630.6 ft at 6:45AM May 23, 2019Observed: 630.61 ft at 7:00AM May 23, 2019Observed: 630.61 ft at 7:15AM May 23, 2019Observed: 630.62 ft at 7:30AM May 23, 2019Observed: 630.63 ft at 7:45AM May 23, 2019Observed: 630.59 ft at 8:00AM May 23, 2019Observed: 630.63 ft at 8:15AM May 23, 2019Observed: 630.63 ft at 8:30AM May 23, 2019Observed: 630.65 ft at 8:45AM May 23, 2019Observed: 630.65 ft at 9:00AM May 23, 2019Observed: 630.65 ft at 9:15AM May 23, 2019Observed: 630.66 ft at 9:30AM May 23, 2019Observed: 630.67 ft at 9:45AM May 23, 2019Observed: 630.65 ft at 10:00AM May 23, 2019Observed: 630.67 ft at 10:15AM May 23, 2019Observed: 630.69 ft at 10:30AM May 23, 2019Observed: 630.69 ft at 10:45AM May 23, 2019Observed: 630.67 ft at 11:00AM May 23, 2019Observed: 630.69 ft at 11:15AM May 23, 2019Observed: 630.7 ft at 11:30AM May 23, 2019Observed: 630.71 ft at 11:45AM May 23, 2019Observed: 630.73 ft at 12:00PM May 23, 2019Observed: 630.71 ft at 12:15PM May 23, 2019Observed: 630.72 ft at 12:30PM May 23, 2019Observed: 630.73 ft at 12:45PM May 23, 2019Observed: 630.72 ft at 1:00PM May 23, 2019Observed: 630.73 ft at 1:15PM May 23, 2019Observed: 630.74 ft at 1:30PM May 23, 2019Observed: 630.74 ft at 1:45PM May 23, 2019Observed: 630.75 ft at 2:00PM May 23, 2019Observed: 630.73 ft at 2:15PM May 23, 2019Observed: 630.75 ft at 2:30PM May 23, 2019Observed: 630.74 ft at 2:45PM May 23, 2019Observed: 630.76 ft at 3:00PM May 23, 2019Observed: 630.78 ft at 3:15PM May 23, 2019Observed: 630.76 ft at 3:30PM May 23, 2019Observed: 630.78 ft at 3:45PM May 23, 2019Observed: 630.8 ft at 4:00PM May 23, 2019Observed: 630.79 ft at 4:15PM May 23, 2019Observed: 630.8 ft at 4:30PM May 23, 2019Observed: 630.83 ft at 4:45PM May 23, 2019Observed: 630.82 ft at 5:00PM May 23, 2019Observed: 630.83 ft at 5:15PM May 23, 2019Observed: 630.83 ft at 5:30PM May 23, 2019Observed: 630.8 ft at 5:43PM May 23, 2019Observed: 630.83 ft at 5:45PM May 23, 2019Observed: 630.84 ft at 6:00PM May 23, 2019Observed: 630.84 ft at 6:15PM May 23, 2019Observed: 630.85 ft at 6:30PM May 23, 2019Observed: 630.86 ft at 6:45PM May 23, 2019Observed: 630.86 ft at 7:00PM May 23, 2019Observed: 630.86 ft at 7:15PM May 23, 2019Observed: 630.86 ft at 7:30PM May 23, 2019Observed: 630.87 ft at 7:45PM May 23, 2019Observed: 630.91 ft at 8:00PM May 23, 2019Observed: 630.89 ft at 8:15PM May 23, 2019Observed: 630.89 ft at 8:30PM May 23, 2019Observed: 630.89 ft at 8:45PM May 23, 2019Observed: 630.89 ft at 9:00PM May 23, 2019Observed: 630.9 ft at 9:15PM May 23, 2019Observed: 630.91 ft at 9:30PM May 23, 2019Observed: 630.92 ft at 9:45PM May 23, 2019Observed: 630.92 ft at 10:00PM May 23, 2019Observed: 630.93 ft at 10:15PM May 23, 2019Observed: 630.93 ft at 10:30PM May 23, 2019Observed: 630.95 ft at 10:45PM May 23, 2019Observed: 630.93 ft at 11:00PM May 23, 2019Observed: 630.94 ft at 11:15PM May 23, 2019Observed: 630.96 ft at 11:30PM May 23, 2019Observed: 630.96 ft at 11:45PM May 23, 2019Observed: 630.97 ft at 12:00AM May 24, 2019Observed: 630.96 ft at 12:15AM May 24, 2019Observed: 630.97 ft at 12:30AM May 24, 2019Observed: 630.97 ft at 12:43AM May 24, 2019Observed: 630.98 ft at 12:45AM May 24, 2019Observed: 630.99 ft at 1:00AM May 24, 2019Observed: 630.99 ft at 1:15AM May 24, 2019Observed: 631.01 ft at 1:30AM May 24, 2019Observed: 631.01 ft at 1:45AM May 24, 2019Observed: 631.02 ft at 2:00AM May 24, 2019Observed: 631.01 ft at 2:15AM May 24, 2019Observed: 631.03 ft at 2:30AM May 24, 2019Observed: 631.04 ft at 2:45AM May 24, 2019Observed: 631.03 ft at 3:00AM May 24, 2019Observed: 631.04 ft at 3:15AM May 24, 2019Observed: 631.04 ft at 3:30AM May 24, 2019Observed: 631.05 ft at 3:45AM May 24, 2019Observed: 631.1 ft at 4:00AM May 24, 2019Observed: 631.06 ft at 4:15AM May 24, 2019Observed: 631.08 ft at 4:30AM May 24, 2019Observed: 631.09 ft at 4:45AM May 24, 2019Observed: 631.1 ft at 5:00AM May 24, 2019Observed: 631.1 ft at 5:15AM May 24, 2019Observed: 631.11 ft at 5:30AM May 24, 2019Observed: 631.12 ft at 5:45AM May 24, 2019Observed: 631.14 ft at 6:00AM May 24, 2019Observed: 631.14 ft at 6:15AM May 24, 2019Observed: 631.15 ft at 6:30AM May 24, 2019Observed: 631.17 ft at 6:45AM May 24, 2019Observed: 631.16 ft at 7:00AM May 24, 2019Observed: 631.15 ft at 7:15AM May 24, 2019Observed: 631.17 ft at 7:30AM May 24, 2019Observed: 631.17 ft at 7:45AM May 24, 2019Observed: 631.13 ft at 8:00AM May 24, 2019Observed: 631.19 ft at 8:15AM May 24, 2019Observed: 631.19 ft at 8:30AM May 24, 2019Observed: 631.21 ft at 8:45AM May 24, 2019Observed: 631.21 ft at 9:00AM May 24, 2019Observed: 631.22 ft at 9:15AM May 24, 2019Observed: 631.21 ft at 9:30AM May 24, 2019Observed: 631.23 ft at 9:45AM May 24, 2019Observed: 631.24 ft at 10:00AM May 24, 2019Observed: 631.25 ft at 10:15AM May 24, 2019Observed: 631.25 ft at 10:30AM May 24, 2019Observed: 631.18 ft at 10:45AM May 24, 2019Observed: 631.24 ft at 11:00AM May 24, 2019Observed: 631.23 ft at 11:15AM May 24, 2019Observed: 631.25 ft at 11:30AM May 24, 2019Observed: 631.27 ft at 11:45AM May 24, 2019Observed: 631.31 ft at 12:00PM May 24, 2019Observed: 631.29 ft at 12:15PM May 24, 2019Observed: 631.31 ft at 12:30PM May 24, 2019Observed: 631.32 ft at 12:45PM May 24, 2019Observed: 631.33 ft at 1:00PM May 24, 2019Observed: 631.34 ft at 1:15PM May 24, 2019Observed: 631.34 ft at 1:30PM May 24, 2019Observed: 631.33 ft at 1:45PM May 24, 2019Observed: 631.35 ft at 2:00PM May 24, 2019Observed: 631.37 ft at 2:15PM May 24, 2019Observed: 631.36 ft at 2:30PM May 24, 2019Observed: 631.37 ft at 2:45PM May 24, 2019Observed: 631.38 ft at 3:00PM May 24, 2019Observed: 631.38 ft at 3:15PM May 24, 2019Observed: 631.38 ft at 3:30PM May 24, 2019Observed: 631.38 ft at 3:45PM May 24, 2019Observed: 631.42 ft at 4:00PM May 24, 2019Observed: 631.39 ft at 4:15PM May 24, 2019Observed: 631.41 ft at 4:30PM May 24, 2019Observed: 631.42 ft at 4:45PM May 24, 2019Observed: 631.43 ft at 5:00PM May 24, 2019Observed: 631.43 ft at 5:15PM May 24, 2019Observed: 631.44 ft at 5:30PM May 24, 2019Observed: 631.42 ft at 5:43PM May 24, 2019Observed: 631.45 ft at 5:45PM May 24, 2019Observed: 631.46 ft at 6:00PM May 24, 2019Observed: 631.46 ft at 6:15PM May 24, 2019Observed: 631.47 ft at 6:30PM May 24, 2019Observed: 631.47 ft at 6:45PM May 24, 2019Observed: 631.49 ft at 7:00PM May 24, 2019Observed: 631.5 ft at 7:15PM May 24, 2019Observed: 631.51 ft at 7:30PM May 24, 2019Observed: 631.49 ft at 7:45PM May 24, 2019Observed: 631.5 ft at 8:00PM May 24, 2019Observed: 631.5 ft at 8:15PM May 24, 2019Observed: 631.52 ft at 8:30PM May 24, 2019Observed: 631.53 ft at 8:45PM May 24, 2019Observed: 631.55 ft at 9:00PM May 24, 2019Observed: 631.57 ft at 9:15PM May 24, 2019Observed: 631.55 ft at 9:30PM May 24, 2019Observed: 631.58 ft at 9:45PM May 24, 2019Observed: 631.59 ft at 10:00PM May 24, 2019Observed: 631.59 ft at 10:15PM May 24, 2019Observed: 631.61 ft at 10:30PM May 24, 2019Observed: 631.61 ft at 10:45PM May 24, 2019Observed: 631.61 ft at 11:00PM May 24, 2019Observed: 631.62 ft at 11:15PM May 24, 2019Observed: 631.62 ft at 11:30PM May 24, 2019Observed: 631.6 ft at 11:45PM May 24, 2019Observed: 631.64 ft at 12:00AM May 25, 2019Observed: 631.64 ft at 12:15AM May 25, 2019Observed: 631.66 ft at 12:30AM May 25, 2019Observed: 631.65 ft at 12:43AM May 25, 2019Observed: 631.66 ft at 12:45AM May 25, 2019Observed: 631.66 ft at 1:00AM May 25, 2019Observed: 631.67 ft at 1:15AM May 25, 2019Observed: 631.67 ft at 1:30AM May 25, 2019Observed: 631.68 ft at 1:45AM May 25, 2019Observed: 631.69 ft at 2:00AM May 25, 2019Observed: 631.7 ft at 2:15AM May 25, 2019Observed: 631.69 ft at 2:30AM May 25, 2019Observed: 631.7 ft at 2:45AM May 25, 2019Observed: 631.71 ft at 3:00AM May 25, 2019Observed: 631.71 ft at 3:15AM May 25, 2019Observed: 631.72 ft at 3:30AM May 25, 2019Observed: 631.73 ft at 3:45AM May 25, 2019Observed: 631.73 ft at 4:00AM May 25, 2019Observed: 631.74 ft at 4:15AM May 25, 2019Observed: 631.74 ft at 4:30AM May 25, 2019Observed: 631.73 ft at 4:45AM May 25, 2019Observed: 631.75 ft at 5:00AM May 25, 2019Observed: 631.75 ft at 5:15AM May 25, 2019Observed: 631.76 ft at 5:30AM May 25, 2019Observed: 631.76 ft at 5:45AM May 25, 2019Observed: 631.78 ft at 6:00AM May 25, 2019Observed: 631.78 ft at 6:15AM May 25, 2019Observed: 631.78 ft at 6:30AM May 25, 2019Observed: 631.78 ft at 6:45AM May 25, 2019Observed: 631.79 ft at 7:00AM May 25, 2019Observed: 631.79 ft at 7:15AM May 25, 2019Observed: 631.8 ft at 7:30AM May 25, 2019Observed: 631.8 ft at 7:45AM May 25, 2019Observed: 631.81 ft at 8:00AM May 25, 2019Observed: 631.81 ft at 8:15AM May 25, 2019Observed: 631.81 ft at 8:30AM May 25, 2019Observed: 631.83 ft at 8:45AM May 25, 2019Observed: 631.83 ft at 9:00AM May 25, 2019Observed: 631.83 ft at 9:15AM May 25, 2019Observed: 631.83 ft at 9:30AM May 25, 2019Observed: 631.83 ft at 9:45AM May 25, 2019Observed: 631.84 ft at 10:00AM May 25, 2019Observed: 631.85 ft at 10:15AM May 25, 2019Observed: 631.85 ft at 10:30AM May 25, 2019Observed: 631.86 ft at 10:45AM May 25, 2019Observed: 631.86 ft at 11:00AM May 25, 2019Observed: 631.87 ft at 11:15AM May 25, 2019Observed: 631.88 ft at 11:30AM May 25, 2019Observed: 631.87 ft at 11:45AM May 25, 2019Observed: 631.88 ft at 12:00PM May 25, 2019Observed: 631.88 ft at 12:15PM May 25, 2019Observed: 631.89 ft at 12:30PM May 25, 2019Observed: 631.89 ft at 12:45PM May 25, 2019Observed: 631.89 ft at 1:00PM May 25, 2019Observed: 631.88 ft at 1:15PM May 25, 2019Observed: 631.89 ft at 1:30PM May 25, 2019Observed: 631.91 ft at 1:45PM May 25, 2019Observed: 631.9 ft at 2:00PM May 25, 2019Observed: 631.91 ft at 2:15PM May 25, 2019Observed: 631.92 ft at 2:30PM May 25, 2019Observed: 631.91 ft at 2:45PM May 25, 2019Observed: 631.93 ft at 3:00PM May 25, 2019Observed: 631.92 ft at 3:15PM May 25, 2019Observed: 631.93 ft at 3:30PM May 25, 2019Observed: 631.94 ft at 3:45PM May 25, 2019Observed: 631.94 ft at 4:00PM May 25, 2019Observed: 631.93 ft at 4:01PM May 25, 2019Observed: 631.94 ft at 4:15PM May 25, 2019Observed: 631.95 ft at 4:30PM May 25, 2019Observed: 631.94 ft at 4:45PM May 25, 2019Observed: 631.95 ft at 5:00PM May 25, 2019Observed: 631.95 ft at 5:15PM May 25, 2019Observed: 631.95 ft at 5:30PM May 25, 2019Observed: 631.93 ft at 5:43PM May 25, 2019Observed: 631.96 ft at 5:45PM May 25, 2019Observed: 631.97 ft at 6:00PM May 25, 2019Observed: 631.97 ft at 6:15PM May 25, 2019Observed: 631.98 ft at 6:30PM May 25, 2019Observed: 631.97 ft at 6:45PM May 25, 2019Observed: 631.99 ft at 7:00PM May 25, 2019Observed: 631.99 ft at 7:15PM May 25, 2019Observed: 631.99 ft at 7:30PM May 25, 2019Observed: 631.99 ft at 7:45PM May 25, 2019Observed: 631.99 ft at 8:00PM May 25, 2019Observed: 631.99 ft at 8:15PM May 25, 2019Observed: 632 ft at 8:30PM May 25, 2019Observed: 631.99 ft at 8:45PM May 25, 2019Highest Observation: 632.01 ft at 9:00PM May 25, 2019Highest Observation: 632.01 ft at 9:15PM May 25, 2019Forecast: 632.1 ft 1:00AM May 26, 2019Forecast: 632.2 ft 7:00AM May 26, 2019Forecast: 632.3 ft 1:00PM May 26, 2019Forecast: 632.4 ft 7:00PM May 26, 2019Forecast: 632.4 ft 1:00AM May 27, 2019Highest Forecast: 632.5 ft 7:00AM May 27, 2019Highest Forecast: 632.5 ft 1:00PM May 27, 2019Highest Forecast: 632.5 ft 7:00PM May 27, 2019Highest Forecast: 632.5 ft 1:00AM May 28, 2019Highest Forecast: 632.5 ft 7:00AM May 28, 2019Forecast: 632.4 ft 1:00PM May 28, 2019Forecast: 632.4 ft 7:00PM May 28, 2019Forecast: 632.3 ft 1:00AM May 29, 2019Forecast: 632.3 ft 7:00AM May 29, 2019Forecast: 632.2 ft 1:00PM May 29, 2019Forecast: 632.1 ft 7:00PM May 29, 2019Forecast: 632.1 ft 1:00AM May 30, 2019Forecast: 632 ft 7:00AM May 30, 2019Forecast: 632 ft 1:00PM May 30, 2019Forecast: 631.9 ft 7:00PM May 30, 2019Forecast: 631.9 ft 1:00AM May 31, 2019Forecast: 631.8 ft 7:00AM May 31, 2019Forecast: 631.8 ft 1:00PM May 31, 2019Forecast: 631.8 ft 7:00PM May 31, 2019Forecast: 631.7 ft 1:00AM Jun 01, 2019Forecast: 631.7 ft 7:00AM Jun 01, 2019Forecast: 631.6 ft 1:00PM Jun 01, 2019Forecast: 631.6 ft 7:00PM Jun 01, 2019USACE - Rivergages.comGENW3(plotting HTIRZ) Graph Created (10:30PM May 25, 2019)ObservedForecast (issued 7:26PM May 25)Latest observed value: 632.01 ft at 9:15 PM CDT 25-May-2019. Flood Stage is 631 ft
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About this graph
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 Genoa 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 Lansing
Flood Categories (in feet)
Major Flood Stage: 636
Moderate Flood Stage: 634
Flood Stage: 631
Action Stage: 625.2
Low Stage (in feet): -9999

Historic Crests
(1) 638.40 ft on 04/22/1965
(2) 636.45 ft on 04/12/1997
(3) 636.21 ft on 04/18/2001
(4) 635.24 ft on 04/20/1969
(5) 634.52 ft on 04/20/1952
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 631.38 ft on 05/26/2017 (P)
(2) 631.19 ft on 09/27/2016
(3) 633.50 ft on 04/16/2011
(4) 632.40 ft on 09/28/2010 (P)
(5) 636.21 ft on 04/18/2001
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 615.30 ft on 08/18/1936
(2) 616.09 ft on 10/09/1937
(3) 617.39 ft on 01/21/1938
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
639.5 Water begins to go over the protective earthen dikes.
639 Water begins to flow over the lock walls at Dam 8.
638.4 Water levels reach the flood of record.
636 Lock and dam 8 is closed to navigation.
625.2 Army Road closes near Albin, Iowa impacting the public access.
Photos
(1) Upstream view at Genoa Dam 8, October 16th, 2012
(2) Downstream view at Genoa Dam 8, October 16th, 2012
About This Location Collapse

Latitude: 43.569444° N, Longitude: 91.229722° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 616.8 ft 631 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 616.8)
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

Current/Historical Observations:

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: 1-Mar-2019 12:34 AM
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