Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 



Hydrograph River at a Glance Download
Flathead River at Perma Stage (ft)Flow (cfs)Observed: 12.48 ft at 7:45AM May 23, 2022Observed: 12.47 ft at 8:00AM May 23, 2022Observed: 12.49 ft at 8:15AM May 23, 2022Highest Observation: 12.5 ft at 8:30AM May 23, 2022Observed: 12.48 ft at 8:45AM May 23, 2022Highest Observation: 12.5 ft at 9:00AM May 23, 2022Observed: 12.49 ft at 9:15AM May 23, 2022Observed: 12.49 ft at 9:30AM May 23, 2022Observed: 12.46 ft at 9:45AM May 23, 2022Observed: 12.47 ft at 10:00AM May 23, 2022Observed: 12.46 ft at 10:15AM May 23, 2022Observed: 12.47 ft at 10:30AM May 23, 2022Observed: 12.49 ft at 10:45AM May 23, 2022Observed: 12.47 ft at 11:00AM May 23, 2022Observed: 12.46 ft at 11:15AM May 23, 2022Observed: 12.46 ft at 11:30AM May 23, 2022Observed: 12.48 ft at 11:45AM May 23, 2022Observed: 12.45 ft at 12:00PM May 23, 2022Observed: 12.45 ft at 12:15PM May 23, 2022Observed: 12.47 ft at 12:30PM May 23, 2022Observed: 12.46 ft at 12:45PM May 23, 2022Observed: 12.45 ft at 1:00PM May 23, 2022Observed: 12.47 ft at 1:15PM May 23, 2022Observed: 12.46 ft at 1:30PM May 23, 2022Observed: 12.47 ft at 1:45PM May 23, 2022Observed: 12.47 ft at 2:00PM May 23, 2022Observed: 12.44 ft at 2:15PM May 23, 2022Observed: 12.45 ft at 2:30PM May 23, 2022Observed: 12.47 ft at 2:45PM May 23, 2022Observed: 12.48 ft at 3:00PM May 23, 2022Observed: 12.46 ft at 3:15PM May 23, 2022Observed: 12.45 ft at 3:30PM May 23, 2022Observed: 12.47 ft at 3:45PM May 23, 2022Observed: 12.46 ft at 4:00PM May 23, 2022Observed: 12.44 ft at 4:15PM May 23, 2022Observed: 12.45 ft at 4:30PM May 23, 2022Observed: 12.45 ft at 4:45PM May 23, 2022Observed: 12.45 ft at 5:00PM May 23, 2022Observed: 12.45 ft at 5:15PM May 23, 2022Observed: 12.43 ft at 5:30PM May 23, 2022Observed: 12.45 ft at 5:45PM May 23, 2022Observed: 12.45 ft at 6:00PM May 23, 2022Observed: 12.45 ft at 6:15PM May 23, 2022Observed: 12.45 ft at 6:30PM May 23, 2022Observed: 12.46 ft at 6:45PM May 23, 2022Observed: 12.44 ft at 7:00PM May 23, 2022Observed: 12.47 ft at 7:15PM May 23, 2022Observed: 12.46 ft at 7:30PM May 23, 2022Observed: 12.46 ft at 7:45PM May 23, 2022Observed: 12.46 ft at 8:00PM May 23, 2022Observed: 12.46 ft at 8:15PM May 23, 2022Observed: 12.45 ft at 8:30PM May 23, 2022Observed: 12.47 ft at 8:45PM May 23, 2022Observed: 12.44 ft at 9:00PM May 23, 2022Observed: 12.46 ft at 9:15PM May 23, 2022Observed: 12.44 ft at 9:30PM May 23, 2022Observed: 12.47 ft at 9:45PM May 23, 2022Observed: 12.44 ft at 10:00PM May 23, 2022Observed: 12.46 ft at 10:15PM May 23, 2022Observed: 12.47 ft at 10:30PM May 23, 2022Observed: 12.45 ft at 10:45PM May 23, 2022Observed: 12.46 ft at 11:00PM May 23, 2022Observed: 12.44 ft at 11:15PM May 23, 2022Observed: 12.45 ft at 11:30PM May 23, 2022Observed: 12.46 ft at 11:45PM May 23, 2022Observed: 12.45 ft at 12:00AM May 24, 2022Observed: 12.44 ft at 12:15AM May 24, 2022Observed: 12.43 ft at 12:30AM May 24, 2022Observed: 12.45 ft at 12:45AM May 24, 2022Observed: 12.44 ft at 1:00AM May 24, 2022Observed: 12.45 ft at 1:15AM May 24, 2022Observed: 12.41 ft at 1:30AM May 24, 2022Observed: 12.45 ft at 1:45AM May 24, 2022Observed: 12.44 ft at 2:00AM May 24, 2022Observed: 12.44 ft at 2:15AM May 24, 2022Observed: 12.45 ft at 2:30AM May 24, 2022Observed: 12.46 ft at 2:45AM May 24, 2022Observed: 12.45 ft at 3:00AM May 24, 2022Observed: 12.45 ft at 3:15AM May 24, 2022Observed: 12.46 ft at 3:30AM May 24, 2022Observed: 12.44 ft at 3:45AM May 24, 2022Observed: 12.44 ft at 4:00AM May 24, 2022Observed: 12.44 ft at 4:15AM May 24, 2022Observed: 12.45 ft at 4:30AM May 24, 2022Observed: 12.45 ft at 4:45AM May 24, 2022Observed: 12.44 ft at 5:00AM May 24, 2022Observed: 12.44 ft at 5:15AM May 24, 2022Observed: 12.43 ft at 5:30AM May 24, 2022Observed: 12.46 ft at 5:45AM May 24, 2022Observed: 12.44 ft at 6:00AM May 24, 2022Observed: 12.44 ft at 6:15AM May 24, 2022Observed: 12.45 ft at 6:30AM May 24, 2022Observed: 12.45 ft at 6:45AM May 24, 2022Observed: 12.45 ft at 7:00AM May 24, 2022Observed: 12.45 ft at 7:15AM May 24, 2022Observed: 12.46 ft at 7:30AM May 24, 2022Observed: 12.46 ft at 7:45AM May 24, 2022Observed: 12.45 ft at 8:00AM May 24, 2022Observed: 12.43 ft at 8:15AM May 24, 2022Observed: 12.43 ft at 8:30AM May 24, 2022Observed: 12.46 ft at 8:45AM May 24, 2022Observed: 12.46 ft at 9:00AM May 24, 2022Observed: 12.46 ft at 9:15AM May 24, 2022Observed: 12.46 ft at 9:30AM May 24, 2022Observed: 12.46 ft at 9:45AM May 24, 2022Observed: 12.46 ft at 10:00AM May 24, 2022Observed: 12.47 ft at 10:15AM May 24, 2022Observed: 12.45 ft at 10:30AM May 24, 2022Observed: 12.45 ft at 10:45AM May 24, 2022Observed: 12.47 ft at 11:00AM May 24, 2022Observed: 12.47 ft at 11:15AM May 24, 2022Observed: 12.46 ft at 11:30AM May 24, 2022Observed: 12.44 ft at 11:45AM May 24, 2022Observed: 12.45 ft at 12:00PM May 24, 2022Observed: 12.45 ft at 12:15PM May 24, 2022Observed: 12.47 ft at 12:30PM May 24, 2022Observed: 12.45 ft at 12:45PM May 24, 2022Observed: 12.48 ft at 1:00PM May 24, 2022Observed: 12.47 ft at 1:15PM May 24, 2022Highest Observation: 12.5 ft at 1:30PM May 24, 2022Observed: 12.47 ft at 1:45PM May 24, 2022Observed: 12.45 ft at 2:00PM May 24, 2022Observed: 12.46 ft at 2:15PM May 24, 2022Observed: 12.47 ft at 2:30PM May 24, 2022Observed: 12.48 ft at 2:45PM May 24, 2022Observed: 12.46 ft at 3:00PM May 24, 2022Observed: 12.45 ft at 3:15PM May 24, 2022Observed: 12.49 ft at 3:30PM May 24, 2022Observed: 12.47 ft at 3:45PM May 24, 2022Observed: 12.47 ft at 4:00PM May 24, 2022Observed: 12.46 ft at 4:15PM May 24, 2022Observed: 12.48 ft at 4:30PM May 24, 2022Observed: 12.46 ft at 4:45PM May 24, 2022Observed: 12.47 ft at 5:00PM May 24, 2022Observed: 12.48 ft at 5:15PM May 24, 2022Observed: 12.47 ft at 5:30PM May 24, 2022Observed: 12.48 ft at 5:45PM May 24, 2022Observed: 12.46 ft at 6:00PM May 24, 2022Observed: 12.46 ft at 6:15PM May 24, 2022Observed: 12.48 ft at 6:30PM May 24, 2022Observed: 12.46 ft at 6:45PM May 24, 2022Observed: 12.46 ft at 7:00PM May 24, 2022Observed: 12.46 ft at 7:15PM May 24, 2022Observed: 12.46 ft at 7:30PM May 24, 2022Observed: 12.46 ft at 7:45PM May 24, 2022Observed: 12.45 ft at 8:00PM May 24, 2022Observed: 12.45 ft at 8:15PM May 24, 2022Observed: 12.44 ft at 8:30PM May 24, 2022Observed: 12.45 ft at 8:45PM May 24, 2022Observed: 12.45 ft at 9:00PM May 24, 2022Observed: 12.45 ft at 9:15PM May 24, 2022Observed: 12.45 ft at 9:30PM May 24, 2022Observed: 12.46 ft at 9:45PM May 24, 2022Observed: 12.46 ft at 10:00PM May 24, 2022Observed: 12.44 ft at 10:15PM May 24, 2022Observed: 12.45 ft at 10:30PM May 24, 2022Observed: 12.44 ft at 10:45PM May 24, 2022Observed: 12.44 ft at 11:00PM May 24, 2022Observed: 12.44 ft at 11:15PM May 24, 2022Observed: 12.46 ft at 11:30PM May 24, 2022Observed: 12.45 ft at 11:45PM May 24, 2022Observed: 12.43 ft at 12:00AM May 25, 2022Observed: 12.46 ft at 12:15AM May 25, 2022Observed: 12.44 ft at 12:30AM May 25, 2022Observed: 12.47 ft at 12:45AM May 25, 2022Observed: 12.44 ft at 1:00AM May 25, 2022Observed: 12.45 ft at 1:15AM May 25, 2022Observed: 12.44 ft at 1:30AM May 25, 2022Observed: 12.45 ft at 1:45AM May 25, 2022Observed: 12.44 ft at 2:00AM May 25, 2022Observed: 12.45 ft at 2:15AM May 25, 2022Observed: 12.43 ft at 2:30AM May 25, 2022Observed: 12.44 ft at 2:45AM May 25, 2022Observed: 12.44 ft at 3:00AM May 25, 2022Observed: 12.45 ft at 3:15AM May 25, 2022Observed: 12.4 ft at 3:30AM May 25, 2022Observed: 12.42 ft at 3:45AM May 25, 2022Observed: 12.42 ft at 4:00AM May 25, 2022Observed: 12.43 ft at 4:15AM May 25, 2022Observed: 12.41 ft at 4:30AM May 25, 2022Observed: 12.43 ft at 4:45AM May 25, 2022Observed: 12.42 ft at 5:00AM May 25, 2022Observed: 12.4 ft at 5:15AM May 25, 2022Observed: 12.4 ft at 5:30AM May 25, 2022Observed: 12.4 ft at 5:45AM May 25, 2022Observed: 12.39 ft at 6:00AM May 25, 2022Observed: 12.39 ft at 6:15AM May 25, 2022Observed: 12.38 ft at 6:30AM May 25, 2022Observed: 12.39 ft at 6:45AM May 25, 2022Observed: 12.39 ft at 7:00AM May 25, 2022Observed: 12.39 ft at 7:15AM May 25, 2022Observed: 12.4 ft at 7:30AM May 25, 2022Observed: 12.39 ft at 7:45AM May 25, 2022Observed: 12.39 ft at 8:00AM May 25, 2022Observed: 12.39 ft at 8:15AM May 25, 2022Observed: 12.38 ft at 8:30AM May 25, 2022Observed: 12.37 ft at 8:45AM May 25, 2022Observed: 12.36 ft at 9:00AM May 25, 2022Observed: 12.37 ft at 9:15AM May 25, 2022Observed: 12.35 ft at 9:30AM May 25, 2022Observed: 12.37 ft at 9:45AM May 25, 2022Observed: 12.35 ft at 10:00AM May 25, 2022Observed: 12.36 ft at 10:15AM May 25, 2022Observed: 12.35 ft at 10:30AM May 25, 2022Observed: 12.36 ft at 10:45AM May 25, 2022Observed: 12.35 ft at 11:00AM May 25, 2022Observed: 12.37 ft at 11:15AM May 25, 2022Observed: 12.37 ft at 11:30AM May 25, 2022Observed: 12.36 ft at 11:45AM May 25, 2022Observed: 12.35 ft at 12:00PM May 25, 2022Observed: 12.36 ft at 12:15PM May 25, 2022Observed: 12.37 ft at 12:30PM May 25, 2022Observed: 12.36 ft at 12:45PM May 25, 2022Observed: 12.35 ft at 1:00PM May 25, 2022Observed: 12.36 ft at 1:15PM May 25, 2022Observed: 12.36 ft at 1:30PM May 25, 2022Observed: 12.37 ft at 1:45PM May 25, 2022Observed: 12.36 ft at 2:00PM May 25, 2022Observed: 12.37 ft at 2:15PM May 25, 2022Observed: 12.35 ft at 2:30PM May 25, 2022Observed: 12.36 ft at 2:45PM May 25, 2022Observed: 12.34 ft at 3:00PM May 25, 2022Observed: 12.37 ft at 3:15PM May 25, 2022Observed: 12.37 ft at 3:30PM May 25, 2022Observed: 12.37 ft at 3:45PM May 25, 2022Observed: 12.37 ft at 4:00PM May 25, 2022Observed: 12.36 ft at 4:15PM May 25, 2022Observed: 12.37 ft at 4:30PM May 25, 2022Observed: 12.37 ft at 4:45PM May 25, 2022Observed: 12.34 ft at 5:00PM May 25, 2022Observed: 12.37 ft at 5:15PM May 25, 2022Observed: 12.37 ft at 5:30PM May 25, 2022Observed: 12.36 ft at 5:45PM May 25, 2022Observed: 12.36 ft at 6:00PM May 25, 2022Observed: 12.37 ft at 6:15PM May 25, 2022Observed: 12.37 ft at 6:30PM May 25, 2022Observed: 12.37 ft at 6:45PM May 25, 2022Observed: 12.38 ft at 7:00PM May 25, 2022Observed: 12.38 ft at 7:15PM May 25, 2022Observed: 12.38 ft at 7:30PM May 25, 2022Observed: 12.37 ft at 7:45PM May 25, 2022Observed: 12.38 ft at 8:00PM May 25, 2022Observed: 12.37 ft at 8:15PM May 25, 2022Observed: 12.37 ft at 8:30PM May 25, 2022Observed: 12.38 ft at 8:45PM May 25, 2022Observed: 12.37 ft at 9:00PM May 25, 2022Observed: 12.38 ft at 9:15PM May 25, 2022Observed: 12.37 ft at 9:30PM May 25, 2022Observed: 12.38 ft at 9:45PM May 25, 2022Observed: 12.36 ft at 10:00PM May 25, 2022Observed: 12.38 ft at 10:15PM May 25, 2022Observed: 12.38 ft at 10:30PM May 25, 2022Observed: 12.38 ft at 10:45PM May 25, 2022Observed: 12.37 ft at 11:00PM May 25, 2022Observed: 12.38 ft at 11:15PM May 25, 2022Observed: 12.38 ft at 11:30PM May 25, 2022Observed: 12.38 ft at 11:45PM May 25, 2022Observed: 12.38 ft at 12:00AM May 26, 2022Observed: 12.39 ft at 12:15AM May 26, 2022Observed: 12.38 ft at 12:30AM May 26, 2022Observed: 12.36 ft at 12:45AM May 26, 2022Observed: 12.35 ft at 1:00AM May 26, 2022Observed: 12.36 ft at 1:15AM May 26, 2022Observed: 12.34 ft at 1:30AM May 26, 2022Observed: 12.34 ft at 1:45AM May 26, 2022Observed: 12.33 ft at 2:00AM May 26, 2022Observed: 12.32 ft at 2:15AM May 26, 2022Observed: 12.33 ft at 2:30AM May 26, 2022Observed: 12.3 ft at 2:45AM May 26, 2022Observed: 12.29 ft at 3:00AM May 26, 2022Observed: 12.28 ft at 3:15AM May 26, 2022Observed: 12.27 ft at 3:30AM May 26, 2022Observed: 12.22 ft at 3:45AM May 26, 2022Observed: 12.24 ft at 4:00AM May 26, 2022Observed: 12.21 ft at 4:15AM May 26, 2022Observed: 12.2 ft at 4:30AM May 26, 2022Observed: 12.18 ft at 4:45AM May 26, 2022Observed: 12.16 ft at 5:00AM May 26, 2022Observed: 12.13 ft at 5:15AM May 26, 2022Observed: 12.11 ft at 5:30AM May 26, 2022Observed: 12.09 ft at 5:45AM May 26, 2022Observed: 12.08 ft at 6:00AM May 26, 2022Observed: 12.08 ft at 6:15AM May 26, 2022Observed: 12.04 ft at 6:30AM May 26, 2022Forecast: 12.39 ft 12:00PM May 26, 2022Forecast: 12.4 ft 6:00PM May 26, 2022Forecast: 12.41 ft 12:00AM May 27, 2022Forecast: 12.44 ft 6:00AM May 27, 2022Forecast: 12.48 ft 12:00PM May 27, 2022Forecast: 12.5 ft 6:00PM May 27, 2022Forecast: 12.51 ft 12:00AM May 28, 2022Forecast: 12.5 ft 6:00AM May 28, 2022Forecast: 12.5 ft 12:00PM May 28, 2022Forecast: 12.5 ft 6:00PM May 28, 2022Forecast: 12.5 ft 12:00AM May 29, 2022Forecast: 12.51 ft 6:00AM May 29, 2022Forecast: 12.53 ft 12:00PM May 29, 2022Forecast: 12.56 ft 6:00PM May 29, 2022Forecast: 12.59 ft 12:00AM May 30, 2022Forecast: 12.61 ft 6:00AM May 30, 2022Forecast: 12.61 ft 12:00PM May 30, 2022Forecast: 12.61 ft 6:00PM May 30, 2022Forecast: 12.61 ft 12:00AM May 31, 2022Forecast: 12.6 ft 6:00AM May 31, 2022Forecast: 12.61 ft 12:00PM May 31, 2022Forecast: 12.61 ft 6:00PM May 31, 2022Forecast: 12.62 ft 12:00AM Jun 01, 2022Forecast: 12.63 ft 6:00AM Jun 01, 2022Forecast: 12.65 ft 12:00PM Jun 01, 2022Forecast: 12.7 ft 6:00PM Jun 01, 2022Forecast: 12.75 ft 12:00AM Jun 02, 2022Highest Forecast: 12.8 ft 6:00AM Jun 02, 2022USGS--Water Resources of the United StatesPERM8(plotting HGIRG) Graph Created (7:30AM May 26, 2022)ObservedForecast (issued 3:21PM May 25)Latest observed value: 12.04 ft at 6:30 AM MDT 26-May-2022.
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Flathead River at Perma. Only observed stages are available for this point.
Return to Area Map
Upstream Gauge - near Polson Upstream Gauge
Flood Categories (in feet)
Not Available

Historic Crests

(P): Preliminary values subject to further review.

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.
About This Location Collapse

Latitude: 47.367500° N, Longitude: 114.584167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 2469.31 Not Available  

Current/Historical Observations:
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
Missoula Weather Forecast Office
6633 Aviation Way
Missoula, MT 59808
(406) 329-4840
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:28 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities