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Weather Forecast Office Seattle, WA Northwest River Forecast Center
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Nisqually River at McKenna Stage (ft)Flow (kcfs)Highest Observation: 2.49 ft at 11:15PM May 17, 2013Observed: 2.48 ft at 11:30PM May 17, 2013Highest Observation: 2.49 ft at 11:45PM May 17, 2013Highest Observation: 2.49 ft at 12:00AM May 18, 2013Observed: 2.48 ft at 12:15AM May 18, 2013Observed: 2.48 ft at 12:30AM May 18, 2013Observed: 2.48 ft at 12:45AM May 18, 2013Observed: 2.48 ft at 1:00AM May 18, 2013Observed: 2.47 ft at 1:15AM May 18, 2013Observed: 2.47 ft at 1:30AM May 18, 2013Observed: 2.47 ft at 1:45AM May 18, 2013Observed: 2.47 ft at 2:00AM May 18, 2013Observed: 2.47 ft at 2:15AM May 18, 2013Observed: 2.47 ft at 2:30AM May 18, 2013Observed: 2.47 ft at 2:45AM May 18, 2013Observed: 2.47 ft at 3:00AM May 18, 2013Observed: 2.46 ft at 3:15AM May 18, 2013Observed: 2.46 ft at 3:30AM May 18, 2013Observed: 2.46 ft at 3:45AM May 18, 2013Observed: 2.46 ft at 4:00AM May 18, 2013Observed: 2.45 ft at 4:15AM May 18, 2013Observed: 2.46 ft at 4:30AM May 18, 2013Observed: 2.45 ft at 4:45AM May 18, 2013Observed: 2.46 ft at 5:00AM May 18, 2013Observed: 2.45 ft at 5:15AM May 18, 2013Observed: 2.45 ft at 5:30AM May 18, 2013Observed: 2.45 ft at 5:45AM May 18, 2013Observed: 2.45 ft at 6:00AM May 18, 2013Observed: 2.44 ft at 6:15AM May 18, 2013Observed: 2.44 ft at 6:30AM May 18, 2013Observed: 2.45 ft at 6:45AM May 18, 2013Observed: 2.45 ft at 7:00AM May 18, 2013Observed: 2.45 ft at 7:15AM May 18, 2013Observed: 2.46 ft at 7:30AM May 18, 2013Observed: 2.45 ft at 7:45AM May 18, 2013Observed: 2.46 ft at 8:00AM May 18, 2013Observed: 2.44 ft at 8:15AM May 18, 2013Observed: 2.46 ft at 8:30AM May 18, 2013Observed: 2.45 ft at 8:45AM May 18, 2013Observed: 2.45 ft at 9:00AM May 18, 2013Observed: 2.46 ft at 9:15AM May 18, 2013Observed: 2.46 ft at 9:30AM May 18, 2013Observed: 2.46 ft at 9:45AM May 18, 2013Observed: 2.46 ft at 10:00AM May 18, 2013Observed: 2.46 ft at 10:15AM May 18, 2013Observed: 2.47 ft at 10:30AM May 18, 2013Observed: 2.46 ft at 10:45AM May 18, 2013Observed: 2.48 ft at 11:00AM May 18, 2013Observed: 2.47 ft at 11:15AM May 18, 2013Observed: 2.47 ft at 11:30AM May 18, 2013Observed: 2.47 ft at 11:45AM May 18, 2013Observed: 2.47 ft at 12:00PM May 18, 2013Observed: 2.47 ft at 12:15PM May 18, 2013Observed: 2.47 ft at 12:30PM May 18, 2013Observed: 2.48 ft at 12:45PM May 18, 2013Observed: 2.47 ft at 1:00PM May 18, 2013Observed: 2.48 ft at 1:15PM May 18, 2013Observed: 2.48 ft at 1:30PM May 18, 2013Highest Observation: 2.49 ft at 1:45PM May 18, 2013Highest Observation: 2.49 ft at 2:00PM May 18, 2013Highest Observation: 2.49 ft at 2:15PM May 18, 2013Observed: 2.48 ft at 2:30PM May 18, 2013Observed: 2.48 ft at 2:45PM May 18, 2013Observed: 2.48 ft at 3:00PM May 18, 2013Highest Observation: 2.49 ft at 3:15PM May 18, 2013Observed: 2.48 ft at 3:30PM May 18, 2013Highest Observation: 2.49 ft at 3:45PM May 18, 2013Highest Observation: 2.49 ft at 4:00PM May 18, 2013Observed: 2.48 ft at 4:15PM May 18, 2013Observed: 2.47 ft at 4:30PM May 18, 2013Observed: 2.47 ft at 4:45PM May 18, 2013Observed: 2.48 ft at 5:00PM May 18, 2013Observed: 2.47 ft at 5:15PM May 18, 2013Observed: 2.47 ft at 5:30PM May 18, 2013Observed: 2.47 ft at 5:45PM May 18, 2013Observed: 2.47 ft at 6:00PM May 18, 2013Observed: 2.47 ft at 6:15PM May 18, 2013Observed: 2.47 ft at 6:30PM May 18, 2013Observed: 2.47 ft at 6:45PM May 18, 2013Observed: 2.46 ft at 7:00PM May 18, 2013Observed: 2.47 ft at 7:15PM May 18, 2013Observed: 2.46 ft at 7:30PM May 18, 2013Observed: 2.47 ft at 7:45PM May 18, 2013Observed: 2.46 ft at 8:00PM May 18, 2013Observed: 2.46 ft at 8:15PM May 18, 2013Observed: 2.46 ft at 8:30PM May 18, 2013Observed: 2.46 ft at 8:45PM May 18, 2013Observed: 2.46 ft at 9:00PM May 18, 2013Observed: 2.46 ft at 9:15PM May 18, 2013Observed: 2.45 ft at 9:30PM May 18, 2013Observed: 2.46 ft at 9:45PM May 18, 2013Observed: 2.45 ft at 10:00PM May 18, 2013Observed: 2.45 ft at 10:15PM May 18, 2013Observed: 2.45 ft at 10:30PM May 18, 2013Observed: 2.45 ft at 10:45PM May 18, 2013Observed: 2.45 ft at 11:00PM May 18, 2013Observed: 2.45 ft at 11:15PM May 18, 2013Observed: 2.44 ft at 11:30PM May 18, 2013Observed: 2.44 ft at 11:45PM May 18, 2013Observed: 2.44 ft at 12:00AM May 19, 2013Observed: 2.45 ft at 12:15AM May 19, 2013Observed: 2.44 ft at 12:30AM May 19, 2013Observed: 2.44 ft at 12:45AM May 19, 2013Observed: 2.44 ft at 1:00AM May 19, 2013Observed: 2.44 ft at 1:15AM May 19, 2013Observed: 2.43 ft at 1:30AM May 19, 2013Observed: 2.43 ft at 1:45AM May 19, 2013Observed: 2.42 ft at 2:00AM May 19, 2013Observed: 2.42 ft at 2:15AM May 19, 2013Observed: 2.39 ft at 2:30AM May 19, 2013Observed: 2.38 ft at 2:45AM May 19, 2013Observed: 2.36 ft at 3:00AM May 19, 2013Observed: 2.34 ft at 3:15AM May 19, 2013Observed: 2.33 ft at 3:30AM May 19, 2013Observed: 2.3 ft at 3:45AM May 19, 2013Observed: 2.29 ft at 4:00AM May 19, 2013Observed: 2.26 ft at 4:15AM May 19, 2013Observed: 2.24 ft at 4:30AM May 19, 2013Observed: 2.23 ft at 4:45AM May 19, 2013Observed: 2.22 ft at 5:00AM May 19, 2013Observed: 2.2 ft at 5:15AM May 19, 2013Observed: 2.2 ft at 5:30AM May 19, 2013Observed: 2.19 ft at 5:45AM May 19, 2013Observed: 2.19 ft at 6:00AM May 19, 2013Observed: 2.19 ft at 6:15AM May 19, 2013Observed: 2.19 ft at 6:30AM May 19, 2013Observed: 2.19 ft at 6:45AM May 19, 2013Observed: 2.19 ft at 7:00AM May 19, 2013Observed: 2.19 ft at 7:15AM May 19, 2013Observed: 2.2 ft at 7:30AM May 19, 2013Observed: 2.19 ft at 7:45AM May 19, 2013Observed: 2.19 ft at 8:00AM May 19, 2013Observed: 2.19 ft at 8:15AM May 19, 2013Observed: 2.19 ft at 8:30AM May 19, 2013Observed: 2.2 ft at 8:45AM May 19, 2013Observed: 2.19 ft at 9:00AM May 19, 2013Observed: 2.19 ft at 9:15AM May 19, 2013Observed: 2.19 ft at 9:30AM May 19, 2013Observed: 2.2 ft at 9:45AM May 19, 2013Observed: 2.2 ft at 10:00AM May 19, 2013Observed: 2.21 ft at 10:15AM May 19, 2013Observed: 2.21 ft at 10:30AM May 19, 2013Observed: 2.21 ft at 10:45AM May 19, 2013Observed: 2.21 ft at 11:00AM May 19, 2013Observed: 2.22 ft at 11:15AM May 19, 2013Observed: 2.22 ft at 11:30AM May 19, 2013Observed: 2.22 ft at 11:45AM May 19, 2013Observed: 2.23 ft at 12:00PM May 19, 2013Observed: 2.23 ft at 12:15PM May 19, 2013Observed: 2.23 ft at 12:30PM May 19, 2013Observed: 2.24 ft at 12:45PM May 19, 2013Observed: 2.24 ft at 1:00PM May 19, 2013Observed: 2.26 ft at 1:15PM May 19, 2013Observed: 2.27 ft at 1:30PM May 19, 2013Observed: 2.27 ft at 1:45PM May 19, 2013Observed: 2.27 ft at 2:00PM May 19, 2013Observed: 2.27 ft at 2:15PM May 19, 2013Observed: 2.28 ft at 2:30PM May 19, 2013Observed: 2.28 ft at 2:45PM May 19, 2013Observed: 2.29 ft at 3:00PM May 19, 2013Observed: 2.29 ft at 3:15PM May 19, 2013Observed: 2.28 ft at 3:30PM May 19, 2013Observed: 2.29 ft at 3:45PM May 19, 2013Observed: 2.29 ft at 4:00PM May 19, 2013Observed: 2.29 ft at 4:15PM May 19, 2013Observed: 2.29 ft at 4:30PM May 19, 2013Observed: 2.3 ft at 4:45PM May 19, 2013Observed: 2.29 ft at 5:00PM May 19, 2013Observed: 2.29 ft at 5:15PM May 19, 2013Observed: 2.3 ft at 5:30PM May 19, 2013Observed: 2.29 ft at 5:45PM May 19, 2013Observed: 2.29 ft at 6:00PM May 19, 2013Observed: 2.29 ft at 6:15PM May 19, 2013Observed: 2.29 ft at 6:30PM May 19, 2013Observed: 2.28 ft at 6:45PM May 19, 2013Observed: 2.28 ft at 7:00PM May 19, 2013Observed: 2.29 ft at 7:15PM May 19, 2013Observed: 2.28 ft at 7:30PM May 19, 2013Observed: 2.28 ft at 7:45PM May 19, 2013Observed: 2.28 ft at 8:00PM May 19, 2013Observed: 2.28 ft at 8:15PM May 19, 2013Observed: 2.28 ft at 8:30PM May 19, 2013Observed: 2.28 ft at 8:45PM May 19, 2013Observed: 2.28 ft at 9:00PM May 19, 2013Observed: 2.27 ft at 9:15PM May 19, 2013Observed: 2.28 ft at 9:30PM May 19, 2013Observed: 2.28 ft at 9:45PM May 19, 2013Observed: 2.28 ft at 10:00PM May 19, 2013Observed: 2.27 ft at 10:15PM May 19, 2013Observed: 2.27 ft at 10:30PM May 19, 2013Observed: 2.27 ft at 10:45PM May 19, 2013Observed: 2.27 ft at 11:00PM May 19, 2013Observed: 2.27 ft at 11:15PM May 19, 2013Observed: 2.28 ft at 11:30PM May 19, 2013Observed: 2.27 ft at 11:45PM May 19, 2013Observed: 2.27 ft at 12:00AM May 20, 2013Observed: 2.27 ft at 12:15AM May 20, 2013Observed: 2.27 ft at 12:30AM May 20, 2013Observed: 2.27 ft at 12:45AM May 20, 2013Observed: 2.27 ft at 1:00AM May 20, 2013Observed: 2.26 ft at 1:15AM May 20, 2013Observed: 2.26 ft at 1:30AM May 20, 2013Observed: 2.27 ft at 1:45AM May 20, 2013Observed: 2.26 ft at 2:00AM May 20, 2013Observed: 2.26 ft at 2:15AM May 20, 2013Observed: 2.26 ft at 2:30AM May 20, 2013Observed: 2.26 ft at 2:45AM May 20, 2013Observed: 2.26 ft at 3:00AM May 20, 2013Observed: 2.26 ft at 3:15AM May 20, 2013Observed: 2.26 ft at 3:30AM May 20, 2013Observed: 2.26 ft at 3:45AM May 20, 2013Observed: 2.25 ft at 4:00AM May 20, 2013Observed: 2.26 ft at 4:15AM May 20, 2013Observed: 2.25 ft at 4:30AM May 20, 2013Observed: 2.25 ft at 4:45AM May 20, 2013Observed: 2.25 ft at 5:00AM May 20, 2013Observed: 2.25 ft at 5:15AM May 20, 2013Observed: 2.25 ft at 5:30AM May 20, 2013Observed: 2.24 ft at 5:45AM May 20, 2013Observed: 2.25 ft at 6:00AM May 20, 2013Observed: 2.24 ft at 6:15AM May 20, 2013Observed: 2.25 ft at 6:30AM May 20, 2013Observed: 2.25 ft at 6:45AM May 20, 2013Observed: 2.24 ft at 7:00AM May 20, 2013Observed: 2.24 ft at 7:15AM May 20, 2013Observed: 2.24 ft at 7:30AM May 20, 2013Observed: 2.23 ft at 7:45AM May 20, 2013Observed: 2.23 ft at 8:00AM May 20, 2013Observed: 2.23 ft at 8:15AM May 20, 2013Observed: 2.23 ft at 8:30AM May 20, 2013Observed: 2.23 ft at 8:45AM May 20, 2013Observed: 2.23 ft at 9:00AM May 20, 2013Observed: 2.23 ft at 9:15AM May 20, 2013Observed: 2.22 ft at 9:30AM May 20, 2013Observed: 2.23 ft at 9:45AM May 20, 2013Observed: 2.22 ft at 10:00AM May 20, 2013Observed: 2.22 ft at 10:15AM May 20, 2013Observed: 2.23 ft at 10:30AM May 20, 2013Observed: 2.23 ft at 10:45AM May 20, 2013Observed: 2.22 ft at 11:00AM May 20, 2013Observed: 2.22 ft at 11:15AM May 20, 2013Observed: 2.22 ft at 11:30AM May 20, 2013Observed: 2.23 ft at 11:45AM May 20, 2013Observed: 2.22 ft at 12:00PM May 20, 2013Observed: 2.22 ft at 12:15PM May 20, 2013Observed: 2.22 ft at 12:30PM May 20, 2013Observed: 2.21 ft at 12:45PM May 20, 2013Observed: 2.22 ft at 1:00PM May 20, 2013Observed: 2.22 ft at 1:15PM May 20, 2013Observed: 2.22 ft at 1:30PM May 20, 2013Observed: 2.22 ft at 1:45PM May 20, 2013Observed: 2.22 ft at 2:00PM May 20, 2013Observed: 2.22 ft at 2:15PM May 20, 2013Observed: 2.21 ft at 2:30PM May 20, 2013Observed: 2.21 ft at 2:45PM May 20, 2013Observed: 2.21 ft at 3:00PM May 20, 2013Observed: 2.2 ft at 3:15PM May 20, 2013Observed: 2.2 ft at 3:30PM May 20, 2013Observed: 2.2 ft at 3:45PM May 20, 2013Observed: 2.19 ft at 4:00PM May 20, 2013Observed: 2.19 ft at 4:15PM May 20, 2013Observed: 2.19 ft at 4:30PM May 20, 2013Observed: 2.18 ft at 4:45PM May 20, 2013Observed: 2.18 ft at 5:00PM May 20, 2013Observed: 2.18 ft at 5:15PM May 20, 2013Observed: 2.17 ft at 5:30PM May 20, 2013Observed: 2.17 ft at 5:45PM May 20, 2013Observed: 2.17 ft at 6:00PM May 20, 2013Observed: 2.17 ft at 6:15PM May 20, 2013Observed: 2.16 ft at 6:30PM May 20, 2013Observed: 2.17 ft at 6:45PM May 20, 2013Observed: 2.17 ft at 7:00PM May 20, 2013Observed: 2.16 ft at 7:15PM May 20, 2013Observed: 2.16 ft at 7:30PM May 20, 2013Observed: 2.16 ft at 7:45PM May 20, 2013Observed: 2.16 ft at 8:00PM May 20, 2013Highest Forecast: 2.24 ft 5:00AM May 21, 2013Highest Forecast: 2.24 ft 11:00AM May 21, 2013Forecast: 2.23 ft 5:00PM May 21, 2013Forecast: 2.23 ft 11:00PM May 21, 2013Forecast: 2.22 ft 5:00AM May 22, 2013Forecast: 2.22 ft 11:00AM May 22, 2013Forecast: 2.22 ft 5:00PM May 22, 2013Forecast: 2.22 ft 11:00PM May 22, 2013Forecast: 2.21 ft 5:00AM May 23, 2013Forecast: 2.21 ft 11:00AM May 23, 2013Forecast: 2.2 ft 5:00PM May 23, 2013Forecast: 2.2 ft 11:00PM May 23, 2013USGS--Water Resources of the United StatesMKNW1(plotting HGIRG) Graph Created (11:13PM May 20, 2013)ObservedForecast (issued 9:07AM May 20)Latest observed value: 2.16 ft at 8:00 PM PDT 20-May-2013. Flood Stage is 10 ft
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Tabular Data
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Datum: Not Available
Metadata
NOTE: Forecasts for the Nisqually River at McKenna are issued routinely year-round.
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Upstream Gauge - near National Upstream Gauge
Flood Categories (in feet)
Major Flood Stage:14
Moderate Flood Stage:13
Flood Stage:10
Action Stage:0

Historical Crests
(1) 17.13 ft on 02/08/1996
(2) 13.00 ft on 01/29/1965
(3) 12.48 ft on 11/30/1995
(4) 12.39 ft on 12/26/1980
(5) 12.38 ft on 12/12/1955
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Low Water Records
Legend
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.
Flood Impacts & Photos Collapse
16 the Nisqually River will cause severe near record flooding from La Grande downstream through McKenna to the mouth. Deep and swift flood waters will inundate roads...farms...and residential areas...including the nursing home in McKenna. Erosion will likely cause severe damage. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Nisqually River Basin.
14 the Nisqually River will cause major flooding from La Grande downstream through McKenna to the mouth. Deep and swift waters will flood roads...farms...and residential areas...including the nursing home in McKenna. Erosion may cause severe damage. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Nisqually River Basin.
13 the Nisqually River will flood from La Grande downstream through McKenna to the mouth. Swift waters will flood roads...farms...and some residential areas including the nursing home in McKenna. Erosion will likely damage properties along river banks.
12 the Nisqually River will flood from La Grande downstream through McKenna to the mouth. Flood waters will flow over some roads and through farms and residential areas. Erosion may damage some properties. High tidal levels on Puget Sound will cause flooding along the lower reaches...threatening homes along Riverside Drive...Cononie Street and Conine Avenue.
10 the Nisqually River will flood at the lower end near the mouth. High tide levels on Puget Sound may increase the amount of flooding. The Nisqually River will also spill over its banks between La Grande and McKenna.
About This Location Collapse

Latitude: 46.933611° N, Longitude: 122.559722° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 10 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 29 285.47 ft 297.47 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Other Data Sources:
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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
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Seattle, WA 98115-6349
(206) 526-6087
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