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Hydrograph River at a Glance Download
Columbia River at Wanapum Dam Forebay Elevation (ft)Observed: 541.9 ft at 2:00AM Oct 17, 2014Observed: 541.71 ft at 3:00AM Oct 17, 2014Observed: 541.68 ft at 4:00AM Oct 17, 2014Observed: 541.69 ft at 5:00AM Oct 17, 2014Observed: 541.74 ft at 6:00AM Oct 17, 2014Observed: 541.88 ft at 7:00AM Oct 17, 2014Observed: 541.63 ft at 8:00AM Oct 17, 2014Observed: 541.78 ft at 9:00AM Oct 17, 2014Observed: 542.18 ft at 10:00AM Oct 17, 2014Observed: 542.38 ft at 11:00AM Oct 17, 2014Observed: 542.62 ft at 12:00PM Oct 17, 2014Observed: 542.64 ft at 1:00PM Oct 17, 2014Observed: 542.69 ft at 2:00PM Oct 17, 2014Observed: 543.13 ft at 3:00PM Oct 17, 2014Observed: 543.15 ft at 4:00PM Oct 17, 2014Observed: 543.31 ft at 5:00PM Oct 17, 2014Observed: 543.66 ft at 6:00PM Oct 17, 2014Observed: 543.79 ft at 7:00PM Oct 17, 2014Observed: 543.4 ft at 8:00PM Oct 17, 2014Observed: 543.2 ft at 9:00PM Oct 17, 2014Observed: 542.99 ft at 10:00PM Oct 17, 2014Observed: 543.06 ft at 11:00PM Oct 17, 2014Observed: 542.55 ft at 12:00AM Oct 18, 2014Observed: 543.03 ft at 1:00AM Oct 18, 2014Observed: 543.03 ft at 2:00AM Oct 18, 2014Observed: 542.87 ft at 3:00AM Oct 18, 2014Observed: 542.76 ft at 4:00AM Oct 18, 2014Observed: 543 ft at 5:00AM Oct 18, 2014Observed: 542.92 ft at 6:00AM Oct 18, 2014Observed: 542.75 ft at 7:00AM Oct 18, 2014Observed: 542.6 ft at 8:00AM Oct 18, 2014Observed: 542.44 ft at 9:00AM Oct 18, 2014Observed: 542.61 ft at 10:00AM Oct 18, 2014Observed: 542.57 ft at 11:00AM Oct 18, 2014Observed: 542.65 ft at 12:00PM Oct 18, 2014Observed: 542.7 ft at 1:00PM Oct 18, 2014Observed: 543.52 ft at 2:00PM Oct 18, 2014Observed: 543.59 ft at 3:00PM Oct 18, 2014Observed: 543.58 ft at 4:00PM Oct 18, 2014Observed: 543.79 ft at 5:00PM Oct 18, 2014Observed: 543.92 ft at 6:00PM Oct 18, 2014Observed: 543.48 ft at 7:00PM Oct 18, 2014Observed: 543.48 ft at 8:00PM Oct 18, 2014Observed: 543.25 ft at 9:00PM Oct 18, 2014Observed: 543.3 ft at 10:00PM Oct 18, 2014Observed: 543.32 ft at 11:00PM Oct 18, 2014Observed: 543.1 ft at 12:00AM Oct 19, 2014Observed: 543.35 ft at 1:00AM Oct 19, 2014Observed: 543.39 ft at 2:00AM Oct 19, 2014Observed: 543.33 ft at 3:00AM Oct 19, 2014Observed: 543.36 ft at 4:00AM Oct 19, 2014Observed: 543.36 ft at 5:00AM Oct 19, 2014Observed: 543.26 ft at 6:00AM Oct 19, 2014Observed: 543.34 ft at 7:00AM Oct 19, 2014Observed: 543.17 ft at 8:00AM Oct 19, 2014Observed: 543.1 ft at 9:00AM Oct 19, 2014Observed: 543.35 ft at 10:00AM Oct 19, 2014Observed: 543.33 ft at 11:00AM Oct 19, 2014Observed: 543.21 ft at 12:00PM Oct 19, 2014Observed: 543.37 ft at 1:00PM Oct 19, 2014Observed: 543.39 ft at 2:00PM Oct 19, 2014Observed: 543.27 ft at 3:00PM Oct 19, 2014Observed: 543.36 ft at 4:00PM Oct 19, 2014Observed: 542.99 ft at 6:00PM Oct 19, 2014Observed: 543.01 ft at 7:00PM Oct 19, 2014Observed: 543.12 ft at 8:00PM Oct 19, 2014Observed: 543.15 ft at 9:00PM Oct 19, 2014Observed: 543.3 ft at 10:00PM Oct 19, 2014Observed: 543.47 ft at 11:00PM Oct 19, 2014Observed: 543.59 ft at 12:00AM Oct 20, 2014Observed: 543.59 ft at 1:00AM Oct 20, 2014Observed: 543.58 ft at 2:00AM Oct 20, 2014Observed: 543.58 ft at 3:00AM Oct 20, 2014Observed: 543.61 ft at 4:00AM Oct 20, 2014Observed: 543.58 ft at 5:00AM Oct 20, 2014Observed: 543.31 ft at 6:00AM Oct 20, 2014Observed: 543.18 ft at 7:00AM Oct 20, 2014Observed: 543.23 ft at 8:00AM Oct 20, 2014Observed: 543.61 ft at 9:00AM Oct 20, 2014Observed: 544.16 ft at 10:00AM Oct 20, 2014Observed: 544.2 ft at 11:00AM Oct 20, 2014Observed: 544.25 ft at 12:00PM Oct 20, 2014Observed: 544.32 ft at 1:00PM Oct 20, 2014Highest Observation: 544.61 ft at 2:00PM Oct 20, 2014Observed: 544.46 ft at 3:00PM Oct 20, 2014Observed: 544.5 ft at 4:00PM Oct 20, 2014Observed: 544.14 ft at 5:00PM Oct 20, 2014Observed: 543.78 ft at 6:00PM Oct 20, 2014Observed: 543.77 ft at 7:00PM Oct 20, 2014Observed: 543.75 ft at 8:00PM Oct 20, 2014Observed: 543.53 ft at 9:00PM Oct 20, 2014Observed: 543.77 ft at 10:00PM Oct 20, 2014Observed: 543.48 ft at 11:00PM Oct 20, 2014Observed: 543.1 ft at 12:00AM Oct 21, 2014Observed: 543.37 ft at 1:00AM Oct 21, 2014Observed: 542.93 ft at 2:00AM Oct 21, 2014Observed: 542.83 ft at 3:00AM Oct 21, 2014Observed: 542.83 ft at 4:00AM Oct 21, 2014Observed: 542.67 ft at 5:00AM Oct 21, 2014Observed: 542.54 ft at 6:00AM Oct 21, 2014Observed: 542.43 ft at 7:00AM Oct 21, 2014Observed: 542.56 ft at 8:00AM Oct 21, 2014Observed: 542.66 ft at 9:00AM Oct 21, 2014Observed: 542.99 ft at 10:00AM Oct 21, 2014Observed: 542.74 ft at 11:00AM Oct 21, 2014Observed: 542.97 ft at 12:00PM Oct 21, 2014Observed: 543.09 ft at 1:00PM Oct 21, 2014Observed: 543.29 ft at 2:00PM Oct 21, 2014Observed: 543.24 ft at 3:00PM Oct 21, 2014Observed: 542.89 ft at 4:00PM Oct 21, 2014Observed: 542.76 ft at 5:00PM Oct 21, 2014Observed: 542.68 ft at 6:00PM Oct 21, 2014Observed: 543.09 ft at 7:00PM Oct 21, 2014Observed: 542.82 ft at 8:00PM Oct 21, 2014Observed: 542.59 ft at 9:00PM Oct 21, 2014Observed: 542.79 ft at 10:00PM Oct 21, 2014Observed: 542.47 ft at 11:00PM Oct 21, 2014Observed: 542.41 ft at 12:00AM Oct 22, 2014Observed: 542.48 ft at 1:00AM Oct 22, 2014Observed: 542.43 ft at 2:00AM Oct 22, 2014Observed: 542.53 ft at 3:00AM Oct 22, 2014Observed: 542.53 ft at 4:00AM Oct 22, 2014Observed: 542.44 ft at 5:00AM Oct 22, 2014Observed: 542.25 ft at 6:00AM Oct 22, 2014Observed: 542.22 ft at 7:00AM Oct 22, 2014Observed: 542.19 ft at 8:00AM Oct 22, 2014Observed: 542 ft at 9:00AM Oct 22, 2014Observed: 542.03 ft at 10:00AM Oct 22, 2014Observed: 541.84 ft at 11:00AM Oct 22, 2014Observed: 541.74 ft at 12:00PM Oct 22, 2014Observed: 541.99 ft at 1:00PM Oct 22, 2014Observed: 542.08 ft at 2:00PM Oct 22, 2014Observed: 542.25 ft at 3:00PM Oct 22, 2014Observed: 542.89 ft at 4:00PM Oct 22, 2014Observed: 543.26 ft at 5:00PM Oct 22, 2014Observed: 543.26 ft at 6:00PM Oct 22, 2014Observed: 543.35 ft at 7:00PM Oct 22, 2014Observed: 543.15 ft at 8:00PM Oct 22, 2014Observed: 542.72 ft at 9:00PM Oct 22, 2014Observed: 542.72 ft at 10:00PM Oct 22, 2014Observed: 542.8 ft at 11:00PM Oct 22, 2014Observed: 542.5 ft at 12:00AM Oct 23, 2014Observed: 542.79 ft at 1:00AM Oct 23, 2014Observed: 542.76 ft at 2:00AM Oct 23, 2014Observed: 542.72 ft at 3:00AM Oct 23, 2014Observed: 542.59 ft at 4:00AM Oct 23, 2014Observed: 542.44 ft at 5:00AM Oct 23, 2014Observed: 542.31 ft at 6:00AM Oct 23, 2014Observed: 542.16 ft at 7:00AM Oct 23, 2014Observed: 542.42 ft at 8:00AM Oct 23, 2014Observed: 543.02 ft at 9:00AM Oct 23, 2014Observed: 543.64 ft at 10:00AM Oct 23, 2014Observed: 543.71 ft at 11:00AM Oct 23, 2014Observed: 543.82 ft at 12:00PM Oct 23, 2014Observed: 543.99 ft at 1:00PM Oct 23, 2014Observed: 543.75 ft at 2:00PM Oct 23, 2014Observed: 543.56 ft at 3:00PM Oct 23, 2014Observed: 543.35 ft at 4:00PM Oct 23, 2014Observed: 543.28 ft at 5:00PM Oct 23, 2014Observed: 543.1 ft at 6:00PM Oct 23, 2014Observed: 542.9 ft at 7:00PM Oct 23, 2014Observed: 542.88 ft at 8:00PM Oct 23, 2014Observed: 542.76 ft at 9:00PM Oct 23, 2014Observed: 542.6 ft at 10:00PM Oct 23, 2014Observed: 542.52 ft at 11:00PM Oct 23, 2014Observed: 542.99 ft at 12:00AM Oct 24, 2014Highest Forecast: 543.7 ft 5:00AM Oct 24, 2014Highest Forecast: 543.7 ft 11:00AM Oct 24, 2014Highest Forecast: 543.7 ft 5:00PM Oct 24, 2014Highest Forecast: 543.7 ft 11:00PM Oct 24, 2014Highest Forecast: 543.7 ft 5:00AM Oct 25, 2014Highest Forecast: 543.7 ft 11:00AM Oct 25, 2014Highest Forecast: 543.7 ft 5:00PM Oct 25, 2014Highest Forecast: 543.7 ft 11:00PM Oct 25, 2014Highest Forecast: 543.7 ft 5:00AM Oct 26, 2014Highest Forecast: 543.7 ft 11:00AM Oct 26, 2014Highest Forecast: 543.7 ft 5:00PM Oct 26, 2014Highest Forecast: 543.7 ft 11:00PM Oct 26, 2014Highest Forecast: 543.7 ft 5:00AM Oct 27, 2014Highest Forecast: 543.7 ft 11:00AM Oct 27, 2014Highest Forecast: 543.7 ft 5:00PM Oct 27, 2014Highest Forecast: 543.7 ft 11:00PM Oct 27, 2014Highest Forecast: 543.7 ft 5:00AM Oct 28, 2014Highest Forecast: 543.7 ft 11:00AM Oct 28, 2014Highest Forecast: 543.7 ft 5:00PM Oct 28, 2014Highest Forecast: 543.7 ft 11:00PM Oct 28, 2014Highest Forecast: 543.7 ft 5:00AM Oct 29, 2014Highest Forecast: 543.7 ft 11:00AM Oct 29, 2014Highest Forecast: 543.7 ft 5:00PM Oct 29, 2014Highest Forecast: 543.7 ft 11:00PM Oct 29, 2014Highest Forecast: 543.7 ft 5:00AM Oct 30, 2014Highest Forecast: 543.7 ft 11:00AM Oct 30, 2014Highest Forecast: 543.7 ft 5:00PM Oct 30, 2014Highest Forecast: 543.7 ft 11:00PM Oct 30, 2014WANW1(plotting HFIRX) Graph Created (1:33AM Oct 24, 2014)ObservedForecast (issued 1:39PM Oct 23)Latest observed value: 542.99 ft at 12:00 AM PDT 24-Oct-2014.
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Tabular Data (UTC)
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Metadata
NOTE: Gauge reading affected by reservoir operations.

NOTE: Forecasts are not available for the Columbia River at Wanapum Dam. Only observed stages are available for this point.

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Currently none available.

Low Water Records
Currently none available.
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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.
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Latitude: 46.873333° N, Longitude: 119.970833° 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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Spokane Weather Forecast Office
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Spokane, WA 99224
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Page last modified: 27-Aug-2014 7:09 PM
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