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
    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
 

Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.



Hydrograph River at a Glance Download
Newaukum River near Chehalis Stage (ft)Flow (kcfs)Observed: 192.72 ft at 2:00PM Aug 09, 2022Observed: 192.72 ft at 2:15PM Aug 09, 2022Observed: 192.71 ft at 2:30PM Aug 09, 2022Observed: 192.71 ft at 2:45PM Aug 09, 2022Observed: 192.71 ft at 3:00PM Aug 09, 2022Observed: 192.71 ft at 3:15PM Aug 09, 2022Observed: 192.71 ft at 3:30PM Aug 09, 2022Observed: 192.71 ft at 3:45PM Aug 09, 2022Observed: 192.71 ft at 4:00PM Aug 09, 2022Observed: 192.71 ft at 4:15PM Aug 09, 2022Observed: 192.71 ft at 4:30PM Aug 09, 2022Observed: 192.71 ft at 4:45PM Aug 09, 2022Observed: 192.7 ft at 5:00PM Aug 09, 2022Observed: 192.7 ft at 5:15PM Aug 09, 2022Observed: 192.7 ft at 5:30PM Aug 09, 2022Observed: 192.7 ft at 5:45PM Aug 09, 2022Observed: 192.7 ft at 6:00PM Aug 09, 2022Observed: 192.7 ft at 6:15PM Aug 09, 2022Observed: 192.7 ft at 6:30PM Aug 09, 2022Observed: 192.7 ft at 6:45PM Aug 09, 2022Observed: 192.7 ft at 7:00PM Aug 09, 2022Observed: 192.7 ft at 7:15PM Aug 09, 2022Observed: 192.7 ft at 7:30PM Aug 09, 2022Observed: 192.7 ft at 7:45PM Aug 09, 2022Observed: 192.7 ft at 8:00PM Aug 09, 2022Observed: 192.7 ft at 8:15PM Aug 09, 2022Observed: 192.7 ft at 8:30PM Aug 09, 2022Observed: 192.7 ft at 8:45PM Aug 09, 2022Observed: 192.7 ft at 9:00PM Aug 09, 2022Observed: 192.7 ft at 9:15PM Aug 09, 2022Observed: 192.7 ft at 9:30PM Aug 09, 2022Observed: 192.7 ft at 9:45PM Aug 09, 2022Observed: 192.7 ft at 10:00PM Aug 09, 2022Observed: 192.71 ft at 10:15PM Aug 09, 2022Observed: 192.71 ft at 10:30PM Aug 09, 2022Observed: 192.71 ft at 10:45PM Aug 09, 2022Observed: 192.71 ft at 11:00PM Aug 09, 2022Observed: 192.71 ft at 11:15PM Aug 09, 2022Observed: 192.71 ft at 11:30PM Aug 09, 2022Observed: 192.71 ft at 11:45PM Aug 09, 2022Observed: 192.72 ft at 12:00AM Aug 10, 2022Observed: 192.72 ft at 12:15AM Aug 10, 2022Observed: 192.72 ft at 12:30AM Aug 10, 2022Observed: 192.72 ft at 12:45AM Aug 10, 2022Observed: 192.72 ft at 1:00AM Aug 10, 2022Observed: 192.72 ft at 1:15AM Aug 10, 2022Observed: 192.72 ft at 1:30AM Aug 10, 2022Observed: 192.72 ft at 1:45AM Aug 10, 2022Observed: 192.72 ft at 2:00AM Aug 10, 2022Observed: 192.73 ft at 2:15AM Aug 10, 2022Observed: 192.73 ft at 2:30AM Aug 10, 2022Observed: 192.73 ft at 2:45AM Aug 10, 2022Observed: 192.73 ft at 3:00AM Aug 10, 2022Observed: 192.73 ft at 3:15AM Aug 10, 2022Observed: 192.73 ft at 3:30AM Aug 10, 2022Observed: 192.73 ft at 3:45AM Aug 10, 2022Observed: 192.73 ft at 4:00AM Aug 10, 2022Observed: 192.73 ft at 4:15AM Aug 10, 2022Observed: 192.73 ft at 4:30AM Aug 10, 2022Observed: 192.73 ft at 4:45AM Aug 10, 2022Observed: 192.73 ft at 5:00AM Aug 10, 2022Observed: 192.73 ft at 5:15AM Aug 10, 2022Observed: 192.73 ft at 5:30AM Aug 10, 2022Observed: 192.74 ft at 5:45AM Aug 10, 2022Observed: 192.74 ft at 6:00AM Aug 10, 2022Observed: 192.74 ft at 6:15AM Aug 10, 2022Observed: 192.74 ft at 6:30AM Aug 10, 2022Observed: 192.74 ft at 6:45AM Aug 10, 2022Observed: 192.74 ft at 7:00AM Aug 10, 2022Observed: 192.74 ft at 7:15AM Aug 10, 2022Observed: 192.74 ft at 7:30AM Aug 10, 2022Observed: 192.74 ft at 7:45AM Aug 10, 2022Observed: 192.74 ft at 8:00AM Aug 10, 2022Observed: 192.74 ft at 8:15AM Aug 10, 2022Observed: 192.74 ft at 8:30AM Aug 10, 2022Observed: 192.74 ft at 8:45AM Aug 10, 2022Observed: 192.74 ft at 9:00AM Aug 10, 2022Observed: 192.74 ft at 9:15AM Aug 10, 2022Observed: 192.74 ft at 9:30AM Aug 10, 2022Observed: 192.74 ft at 9:45AM Aug 10, 2022Observed: 192.74 ft at 10:00AM Aug 10, 2022Observed: 192.74 ft at 10:15AM Aug 10, 2022Observed: 192.74 ft at 10:30AM Aug 10, 2022Observed: 192.74 ft at 10:45AM Aug 10, 2022Observed: 192.74 ft at 11:00AM Aug 10, 2022Observed: 192.74 ft at 11:15AM Aug 10, 2022Observed: 192.74 ft at 11:30AM Aug 10, 2022Observed: 192.74 ft at 11:45AM Aug 10, 2022Observed: 192.74 ft at 12:00PM Aug 10, 2022Observed: 192.74 ft at 12:15PM Aug 10, 2022Observed: 192.74 ft at 12:30PM Aug 10, 2022Observed: 192.73 ft at 12:45PM Aug 10, 2022Observed: 192.73 ft at 1:00PM Aug 10, 2022Observed: 192.73 ft at 1:15PM Aug 10, 2022Observed: 192.73 ft at 1:30PM Aug 10, 2022Observed: 192.72 ft at 1:45PM Aug 10, 2022Observed: 192.72 ft at 2:00PM Aug 10, 2022Observed: 192.72 ft at 2:15PM Aug 10, 2022Observed: 192.72 ft at 2:30PM Aug 10, 2022Observed: 192.72 ft at 2:45PM Aug 10, 2022Observed: 192.72 ft at 3:00PM Aug 10, 2022Observed: 192.72 ft at 3:15PM Aug 10, 2022Observed: 192.72 ft at 3:30PM Aug 10, 2022Observed: 192.72 ft at 3:45PM Aug 10, 2022Observed: 192.72 ft at 4:00PM Aug 10, 2022Observed: 192.72 ft at 4:15PM Aug 10, 2022Observed: 192.72 ft at 4:30PM Aug 10, 2022Observed: 192.72 ft at 4:45PM Aug 10, 2022Observed: 192.72 ft at 5:00PM Aug 10, 2022Observed: 192.72 ft at 5:15PM Aug 10, 2022Observed: 192.72 ft at 5:30PM Aug 10, 2022Observed: 192.72 ft at 5:45PM Aug 10, 2022Observed: 192.72 ft at 6:00PM Aug 10, 2022Observed: 192.72 ft at 6:15PM Aug 10, 2022Observed: 192.72 ft at 6:30PM Aug 10, 2022Observed: 192.72 ft at 6:45PM Aug 10, 2022Observed: 192.72 ft at 7:00PM Aug 10, 2022Observed: 192.72 ft at 7:15PM Aug 10, 2022Observed: 192.72 ft at 7:30PM Aug 10, 2022Observed: 192.72 ft at 7:45PM Aug 10, 2022Observed: 192.72 ft at 8:00PM Aug 10, 2022Observed: 192.72 ft at 8:15PM Aug 10, 2022Observed: 192.73 ft at 8:30PM Aug 10, 2022Observed: 192.73 ft at 8:45PM Aug 10, 2022Observed: 192.73 ft at 9:00PM Aug 10, 2022Observed: 192.73 ft at 9:15PM Aug 10, 2022Observed: 192.73 ft at 9:30PM Aug 10, 2022Observed: 192.73 ft at 9:45PM Aug 10, 2022Observed: 192.73 ft at 10:00PM Aug 10, 2022Observed: 192.73 ft at 10:15PM Aug 10, 2022Observed: 192.74 ft at 10:30PM Aug 10, 2022Observed: 192.74 ft at 10:45PM Aug 10, 2022Observed: 192.74 ft at 11:00PM Aug 10, 2022Observed: 192.74 ft at 11:15PM Aug 10, 2022Observed: 192.74 ft at 11:30PM Aug 10, 2022Observed: 192.74 ft at 11:45PM Aug 10, 2022Observed: 192.74 ft at 12:00AM Aug 11, 2022Observed: 192.74 ft at 12:15AM Aug 11, 2022Observed: 192.74 ft at 12:30AM Aug 11, 2022Observed: 192.74 ft at 12:45AM Aug 11, 2022Observed: 192.74 ft at 1:00AM Aug 11, 2022Observed: 192.75 ft at 1:15AM Aug 11, 2022Observed: 192.75 ft at 1:30AM Aug 11, 2022Observed: 192.75 ft at 1:45AM Aug 11, 2022Observed: 192.75 ft at 2:00AM Aug 11, 2022Observed: 192.75 ft at 2:15AM Aug 11, 2022Observed: 192.75 ft at 2:30AM Aug 11, 2022Observed: 192.75 ft at 2:45AM Aug 11, 2022Observed: 192.75 ft at 3:00AM Aug 11, 2022Observed: 192.75 ft at 3:15AM Aug 11, 2022Observed: 192.75 ft at 3:30AM Aug 11, 2022Observed: 192.75 ft at 3:45AM Aug 11, 2022Observed: 192.76 ft at 4:00AM Aug 11, 2022Observed: 192.76 ft at 4:15AM Aug 11, 2022Observed: 192.76 ft at 4:30AM Aug 11, 2022Observed: 192.76 ft at 4:45AM Aug 11, 2022Observed: 192.76 ft at 5:00AM Aug 11, 2022Observed: 192.76 ft at 5:15AM Aug 11, 2022Observed: 192.76 ft at 5:30AM Aug 11, 2022Observed: 192.76 ft at 5:45AM Aug 11, 2022Observed: 192.76 ft at 6:00AM Aug 11, 2022Observed: 192.76 ft at 6:15AM Aug 11, 2022Observed: 192.76 ft at 6:30AM Aug 11, 2022Observed: 192.76 ft at 6:45AM Aug 11, 2022Observed: 192.76 ft at 7:00AM Aug 11, 2022Observed: 192.76 ft at 7:15AM Aug 11, 2022Observed: 192.76 ft at 7:30AM Aug 11, 2022Observed: 192.76 ft at 7:45AM Aug 11, 2022Observed: 192.77 ft at 8:00AM Aug 11, 2022Observed: 192.77 ft at 8:15AM Aug 11, 2022Observed: 192.77 ft at 8:30AM Aug 11, 2022Observed: 192.77 ft at 8:45AM Aug 11, 2022Observed: 192.77 ft at 9:00AM Aug 11, 2022Observed: 192.77 ft at 9:15AM Aug 11, 2022Observed: 192.77 ft at 9:30AM Aug 11, 2022Observed: 192.77 ft at 9:45AM Aug 11, 2022Observed: 192.77 ft at 10:00AM Aug 11, 2022Observed: 192.77 ft at 10:15AM Aug 11, 2022Observed: 192.77 ft at 10:30AM Aug 11, 2022Observed: 192.77 ft at 10:45AM Aug 11, 2022Observed: 192.77 ft at 11:00AM Aug 11, 2022Observed: 192.77 ft at 11:15AM Aug 11, 2022Observed: 192.77 ft at 11:30AM Aug 11, 2022Observed: 192.78 ft at 11:45AM Aug 11, 2022Observed: 192.78 ft at 12:00PM Aug 11, 2022Observed: 192.78 ft at 12:15PM Aug 11, 2022Observed: 192.78 ft at 12:30PM Aug 11, 2022Observed: 192.78 ft at 12:45PM Aug 11, 2022Observed: 192.78 ft at 1:00PM Aug 11, 2022Observed: 192.78 ft at 1:15PM Aug 11, 2022Observed: 192.78 ft at 1:30PM Aug 11, 2022Observed: 192.78 ft at 1:45PM Aug 11, 2022Observed: 192.78 ft at 2:00PM Aug 11, 2022Observed: 192.78 ft at 2:15PM Aug 11, 2022Observed: 192.78 ft at 2:30PM Aug 11, 2022Observed: 192.78 ft at 2:45PM Aug 11, 2022Observed: 192.78 ft at 3:00PM Aug 11, 2022Observed: 192.78 ft at 3:15PM Aug 11, 2022Observed: 192.78 ft at 3:30PM Aug 11, 2022Observed: 192.78 ft at 3:45PM Aug 11, 2022Observed: 192.78 ft at 4:00PM Aug 11, 2022Observed: 192.78 ft at 4:15PM Aug 11, 2022Observed: 192.78 ft at 4:30PM Aug 11, 2022Observed: 192.78 ft at 4:45PM Aug 11, 2022Observed: 192.78 ft at 5:00PM Aug 11, 2022Observed: 192.78 ft at 5:15PM Aug 11, 2022Observed: 192.78 ft at 5:30PM Aug 11, 2022Observed: 192.78 ft at 5:45PM Aug 11, 2022Highest Observation: 192.79 ft at 6:00PM Aug 11, 2022Highest Observation: 192.79 ft at 6:15PM Aug 11, 2022Highest Observation: 192.79 ft at 6:30PM Aug 11, 2022Highest Observation: 192.79 ft at 6:45PM Aug 11, 2022Highest Observation: 192.79 ft at 7:00PM Aug 11, 2022Highest Observation: 192.79 ft at 7:15PM Aug 11, 2022Highest Observation: 192.79 ft at 7:30PM Aug 11, 2022Highest Observation: 192.79 ft at 7:45PM Aug 11, 2022Highest Observation: 192.79 ft at 8:00PM Aug 11, 2022Highest Observation: 192.79 ft at 8:15PM Aug 11, 2022Highest Observation: 192.79 ft at 8:30PM Aug 11, 2022Highest Observation: 192.79 ft at 8:45PM Aug 11, 2022Highest Observation: 192.79 ft at 9:00PM Aug 11, 2022Highest Observation: 192.79 ft at 9:15PM Aug 11, 2022Highest Observation: 192.79 ft at 9:30PM Aug 11, 2022Highest Observation: 192.79 ft at 9:45PM Aug 11, 2022Highest Observation: 192.79 ft at 10:00PM Aug 11, 2022Highest Observation: 192.79 ft at 10:15PM Aug 11, 2022Highest Observation: 192.79 ft at 10:30PM Aug 11, 2022Highest Observation: 192.79 ft at 10:45PM Aug 11, 2022Highest Observation: 192.79 ft at 11:00PM Aug 11, 2022Highest Observation: 192.79 ft at 11:15PM Aug 11, 2022Highest Observation: 192.79 ft at 11:30PM Aug 11, 2022Highest Observation: 192.79 ft at 11:45PM Aug 11, 2022Highest Observation: 192.79 ft at 12:00AM Aug 12, 2022Highest Observation: 192.79 ft at 12:15AM Aug 12, 2022Highest Observation: 192.79 ft at 12:30AM Aug 12, 2022Highest Observation: 192.79 ft at 12:45AM Aug 12, 2022Highest Observation: 192.79 ft at 1:00AM Aug 12, 2022Highest Observation: 192.79 ft at 1:15AM Aug 12, 2022Highest Observation: 192.79 ft at 1:30AM Aug 12, 2022Highest Observation: 192.79 ft at 1:45AM Aug 12, 2022Highest Observation: 192.79 ft at 2:00AM Aug 12, 2022Highest Observation: 192.79 ft at 2:15AM Aug 12, 2022Highest Observation: 192.79 ft at 2:30AM Aug 12, 2022Observed: 192.78 ft at 2:45AM Aug 12, 2022Observed: 192.78 ft at 3:00AM Aug 12, 2022Observed: 192.78 ft at 3:15AM Aug 12, 2022Observed: 192.78 ft at 3:30AM Aug 12, 2022Observed: 192.78 ft at 3:45AM Aug 12, 2022Observed: 192.78 ft at 4:00AM Aug 12, 2022Observed: 192.78 ft at 4:15AM Aug 12, 2022Observed: 192.78 ft at 4:30AM Aug 12, 2022Observed: 192.78 ft at 4:45AM Aug 12, 2022Observed: 192.78 ft at 5:00AM Aug 12, 2022Observed: 192.78 ft at 5:15AM Aug 12, 2022Observed: 192.78 ft at 5:30AM Aug 12, 2022Observed: 192.78 ft at 5:45AM Aug 12, 2022Observed: 192.78 ft at 6:00AM Aug 12, 2022Observed: 192.78 ft at 6:15AM Aug 12, 2022Observed: 192.78 ft at 6:30AM Aug 12, 2022Observed: 192.78 ft at 6:45AM Aug 12, 2022Observed: 192.78 ft at 7:00AM Aug 12, 2022Observed: 192.78 ft at 7:15AM Aug 12, 2022Observed: 192.77 ft at 7:30AM Aug 12, 2022Observed: 192.77 ft at 7:45AM Aug 12, 2022Observed: 192.77 ft at 8:00AM Aug 12, 2022Observed: 192.77 ft at 8:15AM Aug 12, 2022Observed: 192.77 ft at 8:30AM Aug 12, 2022Observed: 192.77 ft at 8:45AM Aug 12, 2022Observed: 192.77 ft at 9:00AM Aug 12, 2022Observed: 192.77 ft at 9:15AM Aug 12, 2022Observed: 192.77 ft at 9:30AM Aug 12, 2022Observed: 192.76 ft at 9:45AM Aug 12, 2022Observed: 192.76 ft at 10:00AM Aug 12, 2022Observed: 192.76 ft at 10:15AM Aug 12, 2022Observed: 192.76 ft at 10:30AM Aug 12, 2022Observed: 192.76 ft at 10:45AM Aug 12, 2022Observed: 192.75 ft at 11:00AM Aug 12, 2022Observed: 192.75 ft at 11:15AM Aug 12, 2022Observed: 192.75 ft at 11:30AM Aug 12, 2022Observed: 192.75 ft at 11:45AM Aug 12, 2022Observed: 192.75 ft at 12:00PM Aug 12, 2022Observed: 192.75 ft at 12:15PM Aug 12, 2022Observed: 192.74 ft at 12:30PM Aug 12, 2022Observed: 192.74 ft at 12:45PM Aug 12, 2022Highest Forecast: 192.75 ft 5:00PM Aug 12, 2022Forecast: 192.74 ft 11:00PM Aug 12, 2022Forecast: 192.73 ft 5:00AM Aug 13, 2022Forecast: 192.71 ft 11:00AM Aug 13, 2022Forecast: 192.71 ft 5:00PM Aug 13, 2022Forecast: 192.71 ft 11:00PM Aug 13, 2022Forecast: 192.71 ft 5:00AM Aug 14, 2022Forecast: 192.7 ft 11:00AM Aug 14, 2022Forecast: 192.7 ft 5:00PM Aug 14, 2022Forecast: 192.7 ft 11:00PM Aug 14, 2022Forecast: 192.7 ft 5:00AM Aug 15, 2022Forecast: 192.69 ft 11:00AM Aug 15, 2022Forecast: 192.69 ft 5:00PM Aug 15, 2022Forecast: 192.68 ft 11:00PM Aug 15, 2022Forecast: 192.68 ft 5:00AM Aug 16, 2022Forecast: 192.68 ft 11:00AM Aug 16, 2022Forecast: 192.68 ft 5:00PM Aug 16, 2022Forecast: 192.68 ft 11:00PM Aug 16, 2022Forecast: 192.67 ft 5:00AM Aug 17, 2022Forecast: 192.67 ft 11:00AM Aug 17, 2022USGS--Water Resources of the United StatesNEWW1(plotting HGIRG) Graph Created (1:50PM Aug 12, 2022)ObservedForecast (issued 8:21AM Aug 12)Latest observed value: 192.74 ft at 12:45 PM PDT 12-Aug-2022. Flood Stage is 202.5 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Newaukum River near Chehalis are issued routinely year-round.

Return to Area Map
Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at WWTP at Chehalis
Flood Categories (in feet)
Major Flood Stage: 205.5
Moderate Flood Stage: 204.5
Flood Stage: 202.5
Action Stage: 200.5
Low Stage (in feet): 0

Historic Crests
(1) 205.59 ft on 01/06/2022 (P)
(2) 205.48 ft on 02/08/1996
(3) 204.86 ft on 03/01/2022 (P)
(4) 204.62 ft on 11/12/2021 (P)
(5) 204.52 ft on 12/21/2019 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 204.86 ft on 03/01/2022 (P)
(2) 205.59 ft on 01/06/2022 (P)
(3) 204.62 ft on 11/12/2021 (P)
(4) 203.36 ft on 02/23/2021 (P)
(5) 203.52 ft on 01/13/2021 (P)
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
205.5 flood waters will inundate most roads and a majority of residential and commercial areas within the region. Swift flood waters will become deep and hazardous, especially near river channels. A stage of 205.5 feet on the Newaukum corresponds to Phase 4 in the Lewis County flood system. Flooding will occur all along the river including headwaters, forks, tributaries, and other streams within and near the Newaukum River Basin.
204.5 deep and hazardous flood waters will inundate many roads and residential and commercial areas along the Newaukum River and its forks. Impacted roadways and surrounding areas include SR 508, Jackson Hwy. and Tune, Rush, Sommerville, Griel, Hamilton, Tauscher, Guerrier, Kirkland, Macomber, Rice, Senn, Lucas Creek, Middle Fork and North Fork, Bishop, Shorey, Labree, Gish, Yates Roads. A stage of 204.5 feet on the Newaukum roughly corresponds to Phase 3 flood in the Lewis County flood system.
202.5 flood waters will inundate many roads and residential and commercial areas along the Newaukum River and its forks. Flooding in some areas may be deep and hazardous especially near rivers. Impacted roadways and surrounding areas include Jackson Hwy. and Tune, Rush, Sommerville, Griel, Hamilton, Tauscher, Guerrier, Kirkland, Macomber, Rice, Senn, Lucas Creek, Middle Fork and North Fork Roads. A stage of 202.5 feet on the Newaukum roughly corresponds to Phase 2 flood in the Lewis County flood system.
About This Location Collapse

Latitude: 46.620278° N, Longitude: 122.943889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 202.5 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 0.0 202.5 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 0.0 10.5 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 190 ft 190 ft  

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
Seattle Weather Forecast Office
7600 Sandpoint Way NE
Seattle, WA 98115-6349
(206) 526-6087
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities