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Hydrograph River at a Glance Download
Kootenai River below Libby Dam near Libby Stage (ft)Flow (cfs)Observed: 23.53 ft at 8:00PM May 22, 2022Highest Observation: 23.56 ft at 8:15PM May 22, 2022Observed: 23.55 ft at 8:30PM May 22, 2022Observed: 23.54 ft at 8:45PM May 22, 2022Observed: 23.55 ft at 9:00PM May 22, 2022Observed: 23.55 ft at 9:15PM May 22, 2022Highest Observation: 23.56 ft at 9:30PM May 22, 2022Observed: 23.54 ft at 9:45PM May 22, 2022Observed: 23.55 ft at 10:00PM May 22, 2022Observed: 23.55 ft at 10:15PM May 22, 2022Observed: 23.53 ft at 10:30PM May 22, 2022Observed: 23.53 ft at 10:45PM May 22, 2022Observed: 23.53 ft at 11:00PM May 22, 2022Observed: 23.52 ft at 11:15PM May 22, 2022Observed: 23.52 ft at 11:30PM May 22, 2022Observed: 23.53 ft at 11:45PM May 22, 2022Observed: 23.53 ft at 12:00AM May 23, 2022Observed: 23.54 ft at 12:15AM May 23, 2022Observed: 23.55 ft at 12:30AM May 23, 2022Observed: 23.54 ft at 12:45AM May 23, 2022Observed: 23.54 ft at 1:00AM May 23, 2022Observed: 23.54 ft at 1:15AM May 23, 2022Observed: 23.54 ft at 1:30AM May 23, 2022Observed: 23.53 ft at 1:45AM May 23, 2022Observed: 23.54 ft at 2:00AM May 23, 2022Observed: 23.53 ft at 2:15AM May 23, 2022Observed: 23.52 ft at 2:30AM May 23, 2022Observed: 23.51 ft at 2:45AM May 23, 2022Observed: 23.52 ft at 3:00AM May 23, 2022Observed: 23.52 ft at 3:15AM May 23, 2022Observed: 23.54 ft at 3:30AM May 23, 2022Observed: 23.54 ft at 3:45AM May 23, 2022Observed: 23.53 ft at 4:00AM May 23, 2022Observed: 23.53 ft at 4:15AM May 23, 2022Observed: 23.53 ft at 4:30AM May 23, 2022Observed: 23.54 ft at 4:45AM May 23, 2022Observed: 23.53 ft at 5:00AM May 23, 2022Observed: 23.51 ft at 5:15AM May 23, 2022Observed: 23.52 ft at 5:30AM May 23, 2022Observed: 23.52 ft at 5:45AM May 23, 2022Observed: 23.53 ft at 6:00AM May 23, 2022Observed: 23.54 ft at 6:15AM May 23, 2022Observed: 23.53 ft at 6:30AM May 23, 2022Observed: 23.54 ft at 6:45AM May 23, 2022Observed: 23.53 ft at 7:00AM May 23, 2022Observed: 23.54 ft at 7:15AM May 23, 2022Observed: 23.52 ft at 7:30AM May 23, 2022Observed: 23.51 ft at 7:45AM May 23, 2022Observed: 23.54 ft at 8:00AM May 23, 2022Observed: 23.53 ft at 8:15AM May 23, 2022Observed: 23.54 ft at 8:30AM May 23, 2022Observed: 23.52 ft at 8:45AM May 23, 2022Observed: 23.53 ft at 9:00AM May 23, 2022Observed: 23.53 ft at 9:15AM May 23, 2022Observed: 23.53 ft at 9:30AM May 23, 2022Observed: 23.54 ft at 9:45AM May 23, 2022Observed: 23.54 ft at 10:00AM May 23, 2022Observed: 23.54 ft at 10:15AM May 23, 2022Observed: 23.54 ft at 10:30AM May 23, 2022Observed: 23.54 ft at 10:45AM May 23, 2022Observed: 23.53 ft at 11:00AM May 23, 2022Observed: 23.53 ft at 11:15AM May 23, 2022Observed: 23.54 ft at 11:30AM May 23, 2022Observed: 23.54 ft at 11:45AM May 23, 2022Observed: 23.53 ft at 12:00PM May 23, 2022Observed: 23.53 ft at 12:15PM May 23, 2022Observed: 23.52 ft at 12:30PM May 23, 2022Observed: 23.54 ft at 12:45PM May 23, 2022Observed: 23.53 ft at 1:00PM May 23, 2022Observed: 23.54 ft at 1:15PM May 23, 2022Observed: 23.54 ft at 1:30PM May 23, 2022Observed: 23.54 ft at 1:45PM May 23, 2022Observed: 23.53 ft at 2:00PM May 23, 2022Observed: 23.52 ft at 2:15PM May 23, 2022Observed: 23.52 ft at 2:30PM May 23, 2022Observed: 23.52 ft at 2:45PM May 23, 2022Observed: 23.52 ft at 3:00PM May 23, 2022Observed: 23.5 ft at 3:15PM May 23, 2022Observed: 23.52 ft at 3:30PM May 23, 2022Observed: 23.54 ft at 3:45PM May 23, 2022Observed: 23.52 ft at 4:00PM May 23, 2022Observed: 23.52 ft at 4:15PM May 23, 2022Observed: 23.51 ft at 4:30PM May 23, 2022Observed: 23.51 ft at 4:45PM May 23, 2022Observed: 23.5 ft at 5:00PM May 23, 2022Observed: 23.52 ft at 5:15PM May 23, 2022Observed: 23.52 ft at 5:30PM May 23, 2022Observed: 23.55 ft at 5:45PM May 23, 2022Observed: 23.53 ft at 6:00PM May 23, 2022Observed: 23.51 ft at 6:15PM May 23, 2022Observed: 23.53 ft at 6:30PM May 23, 2022Observed: 23.53 ft at 6:45PM May 23, 2022Observed: 23.54 ft at 7:00PM May 23, 2022Observed: 23.54 ft at 7:15PM May 23, 2022Observed: 23.55 ft at 7:30PM May 23, 2022Observed: 23.52 ft at 7:45PM May 23, 2022Observed: 23.52 ft at 8:00PM May 23, 2022Observed: 23.51 ft at 8:15PM May 23, 2022Observed: 23.51 ft at 8:30PM May 23, 2022Observed: 23.49 ft at 8:45PM May 23, 2022Observed: 23.49 ft at 9:00PM May 23, 2022Observed: 23.51 ft at 9:15PM May 23, 2022Observed: 23.52 ft at 9:30PM May 23, 2022Observed: 23.51 ft at 9:45PM May 23, 2022Observed: 23.53 ft at 10:00PM May 23, 2022Observed: 23.53 ft at 10:15PM May 23, 2022Observed: 23.51 ft at 10:30PM May 23, 2022Observed: 23.51 ft at 10:45PM May 23, 2022Observed: 23.51 ft at 11:00PM May 23, 2022Observed: 23.51 ft at 11:15PM May 23, 2022Observed: 23.51 ft at 11:30PM May 23, 2022Observed: 23.5 ft at 11:45PM May 23, 2022Observed: 23.52 ft at 12:00AM May 24, 2022Observed: 23.53 ft at 12:15AM May 24, 2022Observed: 23.51 ft at 12:30AM May 24, 2022Observed: 23.52 ft at 12:45AM May 24, 2022Observed: 23.55 ft at 1:00AM May 24, 2022Observed: 23.52 ft at 1:15AM May 24, 2022Observed: 23.52 ft at 1:30AM May 24, 2022Observed: 23.52 ft at 1:45AM May 24, 2022Observed: 23.54 ft at 2:00AM May 24, 2022Observed: 23.55 ft at 2:15AM May 24, 2022Observed: 23.55 ft at 2:30AM May 24, 2022Observed: 23.55 ft at 2:45AM May 24, 2022Observed: 23.55 ft at 3:00AM May 24, 2022Observed: 23.53 ft at 3:15AM May 24, 2022Observed: 23.52 ft at 3:30AM May 24, 2022Observed: 23.54 ft at 3:45AM May 24, 2022Observed: 23.52 ft at 4:00AM May 24, 2022Observed: 23.52 ft at 4:15AM May 24, 2022Observed: 23.51 ft at 4:30AM May 24, 2022Observed: 23.52 ft at 4:45AM May 24, 2022Observed: 23.53 ft at 5:00AM May 24, 2022Observed: 23.52 ft at 5:15AM May 24, 2022Observed: 23.53 ft at 5:30AM May 24, 2022Observed: 23.53 ft at 5:45AM May 24, 2022Observed: 23.53 ft at 6:00AM May 24, 2022Observed: 23.53 ft at 6:15AM May 24, 2022Observed: 23.54 ft at 6:30AM May 24, 2022Observed: 23.53 ft at 6:45AM May 24, 2022Observed: 23.52 ft at 7:00AM May 24, 2022Observed: 23.53 ft at 7:15AM May 24, 2022Observed: 23.53 ft at 7:30AM May 24, 2022Observed: 23.52 ft at 7:45AM May 24, 2022Observed: 23.54 ft at 8:00AM May 24, 2022Observed: 23.55 ft at 8:15AM May 24, 2022Observed: 23.54 ft at 8:30AM May 24, 2022Observed: 23.53 ft at 8:45AM May 24, 2022Observed: 23.54 ft at 9:00AM May 24, 2022Observed: 23.54 ft at 9:15AM May 24, 2022Observed: 23.53 ft at 9:30AM May 24, 2022Observed: 23.51 ft at 9:45AM May 24, 2022Observed: 23.52 ft at 10:00AM May 24, 2022Observed: 23.54 ft at 10:15AM May 24, 2022Observed: 23.53 ft at 10:30AM May 24, 2022Observed: 23.54 ft at 10:45AM May 24, 2022Observed: 23.53 ft at 11:00AM May 24, 2022Observed: 23.55 ft at 11:15AM May 24, 2022Observed: 23.54 ft at 11:30AM May 24, 2022Observed: 23.54 ft at 11:45AM May 24, 2022Observed: 23.55 ft at 12:00PM May 24, 2022Observed: 23.52 ft at 12:15PM May 24, 2022Observed: 23.54 ft at 12:30PM May 24, 2022Observed: 23.55 ft at 12:45PM May 24, 2022Observed: 23.54 ft at 1:00PM May 24, 2022Observed: 23.52 ft at 1:15PM May 24, 2022Observed: 23.53 ft at 1:30PM May 24, 2022Observed: 23.53 ft at 1:45PM May 24, 2022Observed: 23.51 ft at 2:00PM May 24, 2022Observed: 23.51 ft at 2:15PM May 24, 2022Observed: 23.53 ft at 2:30PM May 24, 2022Observed: 23.5 ft at 2:45PM May 24, 2022Observed: 23.51 ft at 3:00PM May 24, 2022Observed: 23.52 ft at 3:15PM May 24, 2022Observed: 23.51 ft at 3:30PM May 24, 2022Observed: 23.51 ft at 3:45PM May 24, 2022Observed: 23.53 ft at 4:00PM May 24, 2022Observed: 23.51 ft at 4:15PM May 24, 2022Observed: 23.53 ft at 4:30PM May 24, 2022Observed: 23.5 ft at 4:45PM May 24, 2022Observed: 23.5 ft at 5:00PM May 24, 2022Observed: 23.49 ft at 5:15PM May 24, 2022Observed: 23.49 ft at 5:30PM May 24, 2022Observed: 23.51 ft at 5:45PM May 24, 2022Observed: 23.49 ft at 6:00PM May 24, 2022Observed: 23.5 ft at 6:15PM May 24, 2022Observed: 23.5 ft at 6:30PM May 24, 2022Observed: 23.48 ft at 6:45PM May 24, 2022Observed: 23.49 ft at 7:00PM May 24, 2022Observed: 23.49 ft at 7:15PM May 24, 2022Observed: 23.49 ft at 7:30PM May 24, 2022Observed: 23.49 ft at 7:45PM May 24, 2022Observed: 23.49 ft at 8:00PM May 24, 2022Observed: 23.46 ft at 8:15PM May 24, 2022Observed: 23.44 ft at 8:30PM May 24, 2022Observed: 23.46 ft at 8:45PM May 24, 2022Observed: 23.45 ft at 9:00PM May 24, 2022Observed: 23.46 ft at 9:15PM May 24, 2022Observed: 23.44 ft at 9:30PM May 24, 2022Observed: 23.44 ft at 9:45PM May 24, 2022Observed: 23.45 ft at 10:00PM May 24, 2022Observed: 23.45 ft at 10:15PM May 24, 2022Observed: 23.44 ft at 10:30PM May 24, 2022Observed: 23.42 ft at 10:45PM May 24, 2022Observed: 23.43 ft at 11:00PM May 24, 2022Observed: 23.44 ft at 11:15PM May 24, 2022Observed: 23.44 ft at 11:30PM May 24, 2022Observed: 23.43 ft at 11:45PM May 24, 2022Observed: 23.45 ft at 12:00AM May 25, 2022Observed: 23.45 ft at 12:15AM May 25, 2022Observed: 23.45 ft at 12:30AM May 25, 2022Observed: 23.44 ft at 12:45AM May 25, 2022Observed: 23.46 ft at 1:00AM May 25, 2022Observed: 23.46 ft at 1:15AM May 25, 2022Observed: 23.44 ft at 1:30AM May 25, 2022Observed: 23.44 ft at 1:45AM May 25, 2022Observed: 23.44 ft at 2:00AM May 25, 2022Observed: 23.45 ft at 2:15AM May 25, 2022Observed: 23.45 ft at 2:30AM May 25, 2022Observed: 23.44 ft at 2:45AM May 25, 2022Observed: 23.45 ft at 3:00AM May 25, 2022Observed: 23.46 ft at 3:15AM May 25, 2022Observed: 23.44 ft at 3:30AM May 25, 2022Observed: 23.43 ft at 3:45AM May 25, 2022Observed: 23.46 ft at 4:00AM May 25, 2022Observed: 23.45 ft at 4:15AM May 25, 2022Observed: 23.47 ft at 4:30AM May 25, 2022Observed: 23.49 ft at 4:45AM May 25, 2022Observed: 23.45 ft at 5:00AM May 25, 2022Observed: 23.46 ft at 5:15AM May 25, 2022Observed: 23.47 ft at 5:30AM May 25, 2022Observed: 23.47 ft at 5:45AM May 25, 2022Observed: 23.47 ft at 6:00AM May 25, 2022Observed: 23.48 ft at 6:15AM May 25, 2022Observed: 23.49 ft at 6:30AM May 25, 2022Observed: 23.49 ft at 6:45AM May 25, 2022Observed: 23.46 ft at 7:00AM May 25, 2022Observed: 23.47 ft at 7:15AM May 25, 2022Observed: 23.47 ft at 7:30AM May 25, 2022Observed: 23.47 ft at 7:45AM May 25, 2022Observed: 23.46 ft at 8:00AM May 25, 2022Observed: 23.47 ft at 8:15AM May 25, 2022Observed: 23.45 ft at 8:30AM May 25, 2022Observed: 23.46 ft at 8:45AM May 25, 2022Observed: 23.45 ft at 9:00AM May 25, 2022Observed: 23.47 ft at 9:15AM May 25, 2022Observed: 23.45 ft at 9:30AM May 25, 2022Observed: 23.47 ft at 9:45AM May 25, 2022Observed: 23.46 ft at 10:00AM May 25, 2022Observed: 23.47 ft at 10:15AM May 25, 2022Observed: 23.47 ft at 10:30AM May 25, 2022Observed: 23.46 ft at 10:45AM May 25, 2022Observed: 23.49 ft at 11:00AM May 25, 2022Observed: 23.49 ft at 11:15AM May 25, 2022Observed: 23.48 ft at 11:30AM May 25, 2022Observed: 23.48 ft at 11:45AM May 25, 2022Observed: 23.48 ft at 12:00PM May 25, 2022Observed: 23.48 ft at 12:15PM May 25, 2022Observed: 23.49 ft at 12:30PM May 25, 2022Observed: 23.51 ft at 12:45PM May 25, 2022Observed: 23.49 ft at 1:00PM May 25, 2022Observed: 23.49 ft at 1:15PM May 25, 2022Observed: 23.49 ft at 1:30PM May 25, 2022Observed: 23.49 ft at 1:45PM May 25, 2022Observed: 23.47 ft at 2:00PM May 25, 2022Observed: 23.48 ft at 2:15PM May 25, 2022Observed: 23.49 ft at 2:30PM May 25, 2022Observed: 23.51 ft at 2:45PM May 25, 2022Observed: 23.51 ft at 3:00PM May 25, 2022Observed: 23.49 ft at 3:15PM May 25, 2022Observed: 23.5 ft at 3:30PM May 25, 2022Observed: 23.49 ft at 3:45PM May 25, 2022Observed: 23.5 ft at 4:00PM May 25, 2022Observed: 23.52 ft at 4:15PM May 25, 2022Observed: 23.52 ft at 4:30PM May 25, 2022Observed: 23.5 ft at 4:45PM May 25, 2022Observed: 23.51 ft at 5:00PM May 25, 2022Observed: 23.49 ft at 5:15PM May 25, 2022Observed: 23.49 ft at 5:30PM May 25, 2022Observed: 23.51 ft at 5:45PM May 25, 2022Observed: 23.51 ft at 6:00PM May 25, 2022Observed: 23.5 ft at 6:15PM May 25, 2022Observed: 23.53 ft at 6:30PM May 25, 2022Observed: 23.5 ft at 6:45PM May 25, 2022Observed: 23.52 ft at 7:00PM May 25, 2022Highest Forecast: 23.54 ft 12:00AM May 26, 2022Highest Forecast: 23.54 ft 6:00AM May 26, 2022Highest Forecast: 23.54 ft 12:00PM May 26, 2022Highest Forecast: 23.54 ft 6:00PM May 26, 2022Highest Forecast: 23.54 ft 12:00AM May 27, 2022Highest Forecast: 23.54 ft 6:00AM May 27, 2022Highest Forecast: 23.54 ft 12:00PM May 27, 2022Highest Forecast: 23.54 ft 6:00PM May 27, 2022Highest Forecast: 23.54 ft 12:00AM May 28, 2022Highest Forecast: 23.54 ft 6:00AM May 28, 2022Highest Forecast: 23.54 ft 12:00PM May 28, 2022Highest Forecast: 23.54 ft 6:00PM May 28, 2022Highest Forecast: 23.54 ft 12:00AM May 29, 2022Highest Forecast: 23.54 ft 6:00AM May 29, 2022Highest Forecast: 23.54 ft 12:00PM May 29, 2022Highest Forecast: 23.54 ft 6:00PM May 29, 2022Highest Forecast: 23.54 ft 12:00AM May 30, 2022Highest Forecast: 23.54 ft 6:00AM May 30, 2022Highest Forecast: 23.54 ft 12:00PM May 30, 2022Highest Forecast: 23.54 ft 6:00PM May 30, 2022Highest Forecast: 23.54 ft 12:00AM May 31, 2022Highest Forecast: 23.54 ft 6:00AM May 31, 2022Highest Forecast: 23.54 ft 12:00PM May 31, 2022Highest Forecast: 23.54 ft 6:00PM May 31, 2022Highest Forecast: 23.54 ft 12:00AM Jun 01, 2022Highest Forecast: 23.54 ft 6:00AM Jun 01, 2022Highest Forecast: 23.54 ft 12:00PM Jun 01, 2022Highest Forecast: 23.54 ft 6:00PM Jun 01, 2022USGS--Water Resources of the United StatesKBDM8(plotting HGIRG) Graph Created (7:45PM May 25, 2022)ObservedForecast (issued 3:23PM May 25)Latest observed value: 23.52 ft at 7:00 PM MDT 25-May-2022. Flood Stage is 27.5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Kootenai River below Libby Dam near Libby are issued routinely year-round.
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Downstream Gauge Downstream Gauge - at Leonia
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 27.5
Action Stage: 0
Low Stage (in feet): -9999

Historic Crests
(1) 28.50 ft on 06/18/2006
(2) 27.61 ft on 07/03/2012
(3) 27.50 ft on 08/05/1974
(4) 26.49 ft on 06/06/1981
(5) 26.46 ft on 11/29/1976
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 24.15 ft on 12/14/2017
(2) 24.15 ft on 12/17/2016
(3) 27.61 ft on 07/03/2012
(4) 28.50 ft on 06/18/2006
(5) 26.28 ft on 07/01/2002
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
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
27.5 Some home owners living along the banks of the Kootenai River will have flooding to sections of their property.
About This Location Collapse

Latitude: 48.400833° N, Longitude: 115.319722° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 27.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
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 2100 ft 2127.5 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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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
Missoula Weather Forecast Office
6633 Aviation Way
Missoula, MT 59808
(406) 329-4840
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Page last modified: 2-Nov-2020 7:28 PM
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