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Hydrograph River at a Glance Download
Flathead Lake at Polson Pool (ft)Observed: 2885.96 ft at 7:15AM Apr 13, 2014Observed: 2885.96 ft at 7:30AM Apr 13, 2014Observed: 2885.92 ft at 7:45AM Apr 13, 2014Observed: 2885.95 ft at 8:00AM Apr 13, 2014Observed: 2885.99 ft at 8:15AM Apr 13, 2014Observed: 2886.01 ft at 8:30AM Apr 13, 2014Observed: 2886 ft at 8:45AM Apr 13, 2014Observed: 2886 ft at 9:00AM Apr 13, 2014Observed: 2885.97 ft at 9:15AM Apr 13, 2014Observed: 2885.93 ft at 9:30AM Apr 13, 2014Observed: 2885.9 ft at 9:45AM Apr 13, 2014Observed: 2885.9 ft at 10:00AM Apr 13, 2014Observed: 2885.93 ft at 10:15AM Apr 13, 2014Observed: 2885.95 ft at 10:30AM Apr 13, 2014Observed: 2885.95 ft at 10:45AM Apr 13, 2014Observed: 2885.96 ft at 11:00AM Apr 13, 2014Observed: 2885.96 ft at 11:15AM Apr 13, 2014Observed: 2885.96 ft at 11:30AM Apr 13, 2014Observed: 2885.91 ft at 11:45AM Apr 13, 2014Observed: 2885.9 ft at 12:00PM Apr 13, 2014Observed: 2885.93 ft at 12:15PM Apr 13, 2014Observed: 2885.94 ft at 12:30PM Apr 13, 2014Observed: 2885.93 ft at 12:45PM Apr 13, 2014Observed: 2885.96 ft at 1:00PM Apr 13, 2014Observed: 2885.96 ft at 1:15PM Apr 13, 2014Observed: 2885.96 ft at 1:30PM Apr 13, 2014Observed: 2885.93 ft at 1:45PM Apr 13, 2014Observed: 2885.94 ft at 2:00PM Apr 13, 2014Observed: 2885.94 ft at 2:15PM Apr 13, 2014Observed: 2885.94 ft at 2:30PM Apr 13, 2014Observed: 2885.96 ft at 2:45PM Apr 13, 2014Observed: 2885.96 ft at 3:00PM Apr 13, 2014Observed: 2885.97 ft at 3:15PM Apr 13, 2014Observed: 2885.96 ft at 3:30PM Apr 13, 2014Observed: 2885.96 ft at 3:45PM Apr 13, 2014Observed: 2885.95 ft at 4:00PM Apr 13, 2014Observed: 2885.95 ft at 4:15PM Apr 13, 2014Observed: 2885.94 ft at 4:30PM Apr 13, 2014Observed: 2885.95 ft at 4:45PM Apr 13, 2014Observed: 2885.97 ft at 5:00PM Apr 13, 2014Observed: 2885.98 ft at 5:15PM Apr 13, 2014Observed: 2885.97 ft at 5:30PM Apr 13, 2014Observed: 2885.97 ft at 5:45PM Apr 13, 2014Observed: 2885.98 ft at 6:00PM Apr 13, 2014Observed: 2885.97 ft at 6:15PM Apr 13, 2014Observed: 2885.95 ft at 6:30PM Apr 13, 2014Observed: 2885.95 ft at 6:45PM Apr 13, 2014Observed: 2885.96 ft at 7:00PM Apr 13, 2014Observed: 2885.98 ft at 7:15PM Apr 13, 2014Observed: 2885.97 ft at 7:30PM Apr 13, 2014Observed: 2885.98 ft at 7:45PM Apr 13, 2014Observed: 2885.98 ft at 8:00PM Apr 13, 2014Observed: 2885.97 ft at 8:15PM Apr 13, 2014Observed: 2885.97 ft at 8:30PM Apr 13, 2014Observed: 2885.95 ft at 8:45PM Apr 13, 2014Observed: 2885.94 ft at 9:00PM Apr 13, 2014Observed: 2885.96 ft at 9:15PM Apr 13, 2014Observed: 2885.97 ft at 9:30PM Apr 13, 2014Observed: 2885.98 ft at 9:45PM Apr 13, 2014Observed: 2885.99 ft at 10:00PM Apr 13, 2014Observed: 2886.02 ft at 10:15PM Apr 13, 2014Observed: 2886.01 ft at 10:30PM Apr 13, 2014Observed: 2885.98 ft at 10:45PM Apr 13, 2014Observed: 2885.99 ft at 11:00PM Apr 13, 2014Observed: 2885.97 ft at 11:15PM Apr 13, 2014Observed: 2885.98 ft at 11:30PM Apr 13, 2014Observed: 2885.98 ft at 11:45PM Apr 13, 2014Observed: 2886 ft at 12:00AM Apr 14, 2014Observed: 2886 ft at 12:15AM Apr 14, 2014Observed: 2885.99 ft at 12:30AM Apr 14, 2014Observed: 2886.02 ft at 12:45AM Apr 14, 2014Observed: 2886 ft at 1:00AM Apr 14, 2014Observed: 2885.98 ft at 1:15AM Apr 14, 2014Observed: 2886 ft at 1:30AM Apr 14, 2014Observed: 2885.99 ft at 1:45AM Apr 14, 2014Observed: 2886 ft at 2:00AM Apr 14, 2014Observed: 2886.01 ft at 2:15AM Apr 14, 2014Observed: 2886.01 ft at 2:30AM Apr 14, 2014Observed: 2886.02 ft at 2:45AM Apr 14, 2014Observed: 2886.01 ft at 3:00AM Apr 14, 2014Observed: 2886.01 ft at 3:15AM Apr 14, 2014Observed: 2886.01 ft at 3:30AM Apr 14, 2014Observed: 2886.01 ft at 3:45AM Apr 14, 2014Observed: 2886.03 ft at 4:00AM Apr 14, 2014Observed: 2886.01 ft at 4:15AM Apr 14, 2014Observed: 2886.01 ft at 4:30AM Apr 14, 2014Observed: 2886.02 ft at 4:45AM Apr 14, 2014Observed: 2886.01 ft at 5:00AM Apr 14, 2014Observed: 2886.02 ft at 5:15AM Apr 14, 2014Observed: 2886.03 ft at 5:30AM Apr 14, 2014Observed: 2886.02 ft at 5:45AM Apr 14, 2014Observed: 2886.05 ft at 6:00AM Apr 14, 2014Observed: 2886.01 ft at 6:15AM Apr 14, 2014Observed: 2886.04 ft at 6:30AM Apr 14, 2014Observed: 2886.03 ft at 6:45AM Apr 14, 2014Observed: 2886.02 ft at 7:00AM Apr 14, 2014Observed: 2886.05 ft at 7:15AM Apr 14, 2014Observed: 2886.03 ft at 7:30AM Apr 14, 2014Observed: 2886.05 ft at 7:45AM Apr 14, 2014Observed: 2886.05 ft at 8:00AM Apr 14, 2014Observed: 2886.07 ft at 8:15AM Apr 14, 2014Observed: 2886.08 ft at 8:30AM Apr 14, 2014Observed: 2886.04 ft at 8:45AM Apr 14, 2014Observed: 2886.05 ft at 9:00AM Apr 14, 2014Observed: 2886.05 ft at 9:15AM Apr 14, 2014Observed: 2886.05 ft at 9:30AM Apr 14, 2014Observed: 2886.05 ft at 9:45AM Apr 14, 2014Observed: 2886.05 ft at 10:00AM Apr 14, 2014Observed: 2886.08 ft at 10:15AM Apr 14, 2014Observed: 2886.08 ft at 10:30AM Apr 14, 2014Observed: 2886.07 ft at 10:45AM Apr 14, 2014Observed: 2886.07 ft at 11:00AM Apr 14, 2014Observed: 2886.06 ft at 11:15AM Apr 14, 2014Observed: 2886.07 ft at 11:30AM Apr 14, 2014Observed: 2886.07 ft at 11:45AM Apr 14, 2014Observed: 2886.07 ft at 12:00PM Apr 14, 2014Observed: 2886.09 ft at 12:15PM Apr 14, 2014Observed: 2886.08 ft at 12:30PM Apr 14, 2014Observed: 2886.08 ft at 12:45PM Apr 14, 2014Observed: 2886.07 ft at 1:00PM Apr 14, 2014Observed: 2886.07 ft at 1:15PM Apr 14, 2014Observed: 2886.08 ft at 1:30PM Apr 14, 2014Observed: 2886.06 ft at 1:45PM Apr 14, 2014Observed: 2886.07 ft at 2:00PM Apr 14, 2014Observed: 2886.08 ft at 2:15PM Apr 14, 2014Observed: 2886.08 ft at 2:30PM Apr 14, 2014Observed: 2886.09 ft at 2:45PM Apr 14, 2014Observed: 2886.08 ft at 3:00PM Apr 14, 2014Observed: 2886.08 ft at 3:15PM Apr 14, 2014Observed: 2886.06 ft at 3:30PM Apr 14, 2014Observed: 2886.06 ft at 3:45PM Apr 14, 2014Observed: 2886.07 ft at 4:00PM Apr 14, 2014Observed: 2886.06 ft at 4:15PM Apr 14, 2014Observed: 2886.08 ft at 4:30PM Apr 14, 2014Observed: 2886.07 ft at 4:45PM Apr 14, 2014Observed: 2886.09 ft at 5:00PM Apr 14, 2014Observed: 2886.06 ft at 5:15PM Apr 14, 2014Observed: 2886.06 ft at 5:30PM Apr 14, 2014Observed: 2886.08 ft at 5:45PM Apr 14, 2014Observed: 2886.06 ft at 6:00PM Apr 14, 2014Observed: 2886.08 ft at 6:15PM Apr 14, 2014Observed: 2886.06 ft at 6:30PM Apr 14, 2014Observed: 2886.08 ft at 6:45PM Apr 14, 2014Observed: 2886.09 ft at 7:00PM Apr 14, 2014Observed: 2886.09 ft at 7:15PM Apr 14, 2014Observed: 2886.1 ft at 7:30PM Apr 14, 2014Observed: 2886.08 ft at 7:45PM Apr 14, 2014Observed: 2886.08 ft at 8:00PM Apr 14, 2014Observed: 2886.08 ft at 8:15PM Apr 14, 2014Observed: 2886.08 ft at 8:30PM Apr 14, 2014Observed: 2886.08 ft at 8:45PM Apr 14, 2014Observed: 2886.09 ft at 9:00PM Apr 14, 2014Observed: 2886.1 ft at 9:15PM Apr 14, 2014Observed: 2886.09 ft at 9:30PM Apr 14, 2014Observed: 2886.1 ft at 9:45PM Apr 14, 2014Observed: 2886.08 ft at 10:00PM Apr 14, 2014Observed: 2886.09 ft at 10:15PM Apr 14, 2014Observed: 2886.09 ft at 10:30PM Apr 14, 2014Observed: 2886.07 ft at 10:45PM Apr 14, 2014Observed: 2886.09 ft at 11:00PM Apr 14, 2014Observed: 2886.09 ft at 11:15PM Apr 14, 2014Observed: 2886.12 ft at 11:30PM Apr 14, 2014Observed: 2886.1 ft at 11:45PM Apr 14, 2014Observed: 2886.09 ft at 12:00AM Apr 15, 2014Observed: 2886.12 ft at 12:15AM Apr 15, 2014Observed: 2886.08 ft at 12:30AM Apr 15, 2014Observed: 2886.12 ft at 12:45AM Apr 15, 2014Observed: 2886.08 ft at 1:00AM Apr 15, 2014Observed: 2886.1 ft at 1:15AM Apr 15, 2014Observed: 2886.12 ft at 1:30AM Apr 15, 2014Observed: 2886.11 ft at 1:45AM Apr 15, 2014Observed: 2886.14 ft at 2:00AM Apr 15, 2014Observed: 2886.1 ft at 2:15AM Apr 15, 2014Observed: 2886.15 ft at 2:30AM Apr 15, 2014Observed: 2886.12 ft at 2:45AM Apr 15, 2014Observed: 2886.12 ft at 3:00AM Apr 15, 2014Observed: 2886.13 ft at 3:15AM Apr 15, 2014Observed: 2886.09 ft at 3:30AM Apr 15, 2014Observed: 2886.13 ft at 3:45AM Apr 15, 2014Observed: 2886.12 ft at 4:00AM Apr 15, 2014Observed: 2886.14 ft at 4:15AM Apr 15, 2014Observed: 2886.12 ft at 4:30AM Apr 15, 2014Observed: 2886.12 ft at 4:45AM Apr 15, 2014Observed: 2886.14 ft at 5:00AM Apr 15, 2014Observed: 2886.1 ft at 5:15AM Apr 15, 2014Observed: 2886.13 ft at 5:30AM Apr 15, 2014Observed: 2886.11 ft at 5:45AM Apr 15, 2014Observed: 2886.12 ft at 6:00AM Apr 15, 2014Observed: 2886.12 ft at 6:15AM Apr 15, 2014Observed: 2886.13 ft at 6:30AM Apr 15, 2014Observed: 2886.16 ft at 6:45AM Apr 15, 2014Observed: 2886.12 ft at 7:00AM Apr 15, 2014Observed: 2886.13 ft at 7:15AM Apr 15, 2014Observed: 2886.13 ft at 7:30AM Apr 15, 2014Observed: 2886.14 ft at 7:45AM Apr 15, 2014Observed: 2886.14 ft at 8:00AM Apr 15, 2014Observed: 2886.12 ft at 8:15AM Apr 15, 2014Observed: 2886.14 ft at 8:30AM Apr 15, 2014Observed: 2886.1 ft at 8:45AM Apr 15, 2014Observed: 2886.13 ft at 9:00AM Apr 15, 2014Observed: 2886.11 ft at 9:15AM Apr 15, 2014Observed: 2886.09 ft at 9:30AM Apr 15, 2014Observed: 2886.08 ft at 9:45AM Apr 15, 2014Observed: 2886.08 ft at 10:00AM Apr 15, 2014Observed: 2886.09 ft at 10:15AM Apr 15, 2014Observed: 2886.05 ft at 10:30AM Apr 15, 2014Observed: 2886.09 ft at 10:45AM Apr 15, 2014Observed: 2886.14 ft at 11:00AM Apr 15, 2014Observed: 2886.07 ft at 11:15AM Apr 15, 2014Observed: 2886.1 ft at 11:30AM Apr 15, 2014Observed: 2886.12 ft at 11:45AM Apr 15, 2014Observed: 2886.14 ft at 12:00PM Apr 15, 2014Observed: 2886.08 ft at 12:15PM Apr 15, 2014Observed: 2886.09 ft at 12:30PM Apr 15, 2014Observed: 2886.1 ft at 12:45PM Apr 15, 2014Observed: 2886.08 ft at 1:00PM Apr 15, 2014Observed: 2886.06 ft at 1:15PM Apr 15, 2014Observed: 2886.05 ft at 1:30PM Apr 15, 2014Observed: 2886.1 ft at 1:45PM Apr 15, 2014Observed: 2886.1 ft at 2:00PM Apr 15, 2014Observed: 2886.06 ft at 2:15PM Apr 15, 2014Observed: 2886.08 ft at 2:30PM Apr 15, 2014Observed: 2886.13 ft at 2:45PM Apr 15, 2014Observed: 2886.12 ft at 3:00PM Apr 15, 2014Observed: 2886.07 ft at 3:15PM Apr 15, 2014Observed: 2886.11 ft at 3:30PM Apr 15, 2014Observed: 2886.15 ft at 3:45PM Apr 15, 2014Observed: 2886.16 ft at 4:00PM Apr 15, 2014Observed: 2886.11 ft at 4:15PM Apr 15, 2014Observed: 2886.17 ft at 4:30PM Apr 15, 2014Observed: 2886.22 ft at 4:45PM Apr 15, 2014Observed: 2886.16 ft at 5:00PM Apr 15, 2014Observed: 2886.14 ft at 5:15PM Apr 15, 2014Observed: 2886.13 ft at 5:30PM Apr 15, 2014Observed: 2886.16 ft at 5:45PM Apr 15, 2014Observed: 2886.18 ft at 6:00PM Apr 15, 2014Observed: 2886.13 ft at 6:15PM Apr 15, 2014Observed: 2886.15 ft at 6:30PM Apr 15, 2014Observed: 2886.17 ft at 6:45PM Apr 15, 2014Observed: 2886.17 ft at 7:00PM Apr 15, 2014Observed: 2886.1 ft at 7:15PM Apr 15, 2014Observed: 2886.1 ft at 7:30PM Apr 15, 2014Observed: 2886.17 ft at 7:45PM Apr 15, 2014Observed: 2886.19 ft at 8:00PM Apr 15, 2014Observed: 2886.13 ft at 8:15PM Apr 15, 2014Observed: 2886.13 ft at 8:30PM Apr 15, 2014Observed: 2886.21 ft at 8:45PM Apr 15, 2014Observed: 2886.18 ft at 9:00PM Apr 15, 2014Observed: 2886.12 ft at 9:15PM Apr 15, 2014Observed: 2886.15 ft at 9:30PM Apr 15, 2014Observed: 2886.21 ft at 9:45PM Apr 15, 2014Observed: 2886.18 ft at 10:00PM Apr 15, 2014Observed: 2886.18 ft at 10:15PM Apr 15, 2014Observed: 2886.2 ft at 10:30PM Apr 15, 2014Observed: 2886.18 ft at 10:45PM Apr 15, 2014Observed: 2886.22 ft at 11:00PM Apr 15, 2014Observed: 2886.16 ft at 11:15PM Apr 15, 2014Observed: 2886.2 ft at 11:30PM Apr 15, 2014Observed: 2886.21 ft at 11:45PM Apr 15, 2014Observed: 2886.22 ft at 12:00AM Apr 16, 2014Observed: 2886.22 ft at 12:15AM Apr 16, 2014Observed: 2886.18 ft at 12:30AM Apr 16, 2014Observed: 2886.18 ft at 1:15AM Apr 16, 2014Observed: 2886.21 ft at 1:30AM Apr 16, 2014Observed: 2886.21 ft at 1:45AM Apr 16, 2014Observed: 2886.23 ft at 2:00AM Apr 16, 2014Observed: 2886.18 ft at 2:15AM Apr 16, 2014Observed: 2886.23 ft at 2:30AM Apr 16, 2014Observed: 2886.24 ft at 2:45AM Apr 16, 2014Observed: 2886.23 ft at 3:00AM Apr 16, 2014Observed: 2886.24 ft at 3:15AM Apr 16, 2014Observed: 2886.22 ft at 3:30AM Apr 16, 2014Observed: 2886.24 ft at 3:45AM Apr 16, 2014Observed: 2886.21 ft at 4:00AM Apr 16, 2014Observed: 2886.22 ft at 4:15AM Apr 16, 2014Observed: 2886.24 ft at 4:30AM Apr 16, 2014Observed: 2886.23 ft at 4:45AM Apr 16, 2014Observed: 2886.25 ft at 5:00AM Apr 16, 2014Observed: 2886.22 ft at 5:15AM Apr 16, 2014Observed: 2886.25 ft at 5:30AM Apr 16, 2014Observed: 2886.25 ft at 5:45AM Apr 16, 2014Observed: 2886.24 ft at 6:00AM Apr 16, 2014Observed: 2886.23 ft at 6:15AM Apr 16, 2014Highest Observation: 2886.26 ft at 6:30AM Apr 16, 2014Forecast: 2886.25 ft 12:00PM Apr 16, 2014Forecast: 2886.29 ft 6:00PM Apr 16, 2014Forecast: 2886.32 ft 12:00AM Apr 17, 2014Forecast: 2886.35 ft 6:00AM Apr 17, 2014Forecast: 2886.38 ft 12:00PM Apr 17, 2014Forecast: 2886.42 ft 6:00PM Apr 17, 2014Forecast: 2886.45 ft 12:00AM Apr 18, 2014Forecast: 2886.45 ft 6:00AM Apr 18, 2014Forecast: 2886.48 ft 12:00PM Apr 18, 2014Forecast: 2886.52 ft 6:00PM Apr 18, 2014Forecast: 2886.55 ft 12:00AM Apr 19, 2014Forecast: 2886.55 ft 6:00AM Apr 19, 2014Forecast: 2886.58 ft 12:00PM Apr 19, 2014Forecast: 2886.61 ft 6:00PM Apr 19, 2014Forecast: 2886.61 ft 12:00AM Apr 20, 2014Forecast: 2886.65 ft 6:00AM Apr 20, 2014Forecast: 2886.68 ft 12:00PM Apr 20, 2014Forecast: 2886.68 ft 6:00PM Apr 20, 2014Forecast: 2886.71 ft 12:00AM Apr 21, 2014Forecast: 2886.75 ft 6:00AM Apr 21, 2014Forecast: 2886.75 ft 12:00PM Apr 21, 2014Forecast: 2886.78 ft 6:00PM Apr 21, 2014Forecast: 2886.81 ft 12:00AM Apr 22, 2014Forecast: 2886.84 ft 6:00AM Apr 22, 2014Forecast: 2886.88 ft 12:00PM Apr 22, 2014Forecast: 2886.91 ft 6:00PM Apr 22, 2014Forecast: 2886.94 ft 12:00AM Apr 23, 2014Highest Forecast: 2886.98 ft 6:00AM Apr 23, 2014KERM8(plotting HPIRG) Graph Created (7:00AM Apr 16, 2014)ObservedForecast (issued 8:42AM Apr 15)Latest observed value: 2886.26 ft at 6:30 AM MDT 16-Apr-2014.
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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 Lake at Polson. Only observed stages are available for this point.
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Flood Categories (in feet)
Not Available

Historical Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level: 15
Gauge Location
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: 47.710000° N, Longitude: 114.160000° 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 NULL NULL  
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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
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Page last modified: 8-Apr-2014 6:36 AM
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