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
 



Hydrograph River at a Glance Download
Chehalis River at WWTP at Chehalis Stage (ft)Flow (kcfs)Observed: 34.46 ft at 10:30AM May 25, 2022Observed: 34.47 ft at 10:45AM May 25, 2022Observed: 34.47 ft at 11:00AM May 25, 2022Observed: 34.46 ft at 11:15AM May 25, 2022Highest Observation: 34.49 ft at 11:30AM May 25, 2022Observed: 34.48 ft at 11:45AM May 25, 2022Observed: 34.47 ft at 12:00PM May 25, 2022Observed: 34.46 ft at 12:15PM May 25, 2022Observed: 34.48 ft at 12:30PM May 25, 2022Observed: 34.46 ft at 12:45PM May 25, 2022Observed: 34.48 ft at 1:00PM May 25, 2022Observed: 34.45 ft at 1:15PM May 25, 2022Observed: 34.48 ft at 1:30PM May 25, 2022Observed: 34.47 ft at 1:45PM May 25, 2022Observed: 34.42 ft at 2:00PM May 25, 2022Observed: 34.46 ft at 2:15PM May 25, 2022Observed: 34.45 ft at 2:30PM May 25, 2022Observed: 34.41 ft at 2:45PM May 25, 2022Observed: 34.44 ft at 3:00PM May 25, 2022Observed: 34.42 ft at 3:15PM May 25, 2022Observed: 34.45 ft at 3:30PM May 25, 2022Observed: 34.45 ft at 3:45PM May 25, 2022Observed: 34.42 ft at 4:00PM May 25, 2022Observed: 34.42 ft at 4:15PM May 25, 2022Observed: 34.46 ft at 4:30PM May 25, 2022Observed: 34.43 ft at 4:45PM May 25, 2022Observed: 34.43 ft at 5:00PM May 25, 2022Observed: 34.42 ft at 5:15PM May 25, 2022Observed: 34.42 ft at 5:30PM May 25, 2022Observed: 34.42 ft at 5:45PM May 25, 2022Observed: 34.44 ft at 6:00PM May 25, 2022Observed: 34.4 ft at 6:15PM May 25, 2022Observed: 34.42 ft at 6:30PM May 25, 2022Observed: 34.42 ft at 6:45PM May 25, 2022Observed: 34.42 ft at 7:00PM May 25, 2022Observed: 34.4 ft at 7:15PM May 25, 2022Observed: 34.42 ft at 7:30PM May 25, 2022Observed: 34.42 ft at 7:45PM May 25, 2022Observed: 34.41 ft at 8:00PM May 25, 2022Observed: 34.4 ft at 8:15PM May 25, 2022Observed: 34.4 ft at 8:30PM May 25, 2022Observed: 34.39 ft at 8:45PM May 25, 2022Observed: 34.4 ft at 9:00PM May 25, 2022Observed: 34.39 ft at 9:15PM May 25, 2022Observed: 34.4 ft at 9:30PM May 25, 2022Observed: 34.4 ft at 9:45PM May 25, 2022Observed: 34.37 ft at 10:00PM May 25, 2022Observed: 34.38 ft at 10:15PM May 25, 2022Observed: 34.37 ft at 10:30PM May 25, 2022Observed: 34.4 ft at 10:45PM May 25, 2022Observed: 34.36 ft at 11:00PM May 25, 2022Observed: 34.35 ft at 11:15PM May 25, 2022Observed: 34.35 ft at 11:30PM May 25, 2022Observed: 34.35 ft at 11:45PM May 25, 2022Observed: 34.36 ft at 12:00AM May 26, 2022Observed: 34.35 ft at 12:15AM May 26, 2022Observed: 34.35 ft at 12:30AM May 26, 2022Observed: 34.36 ft at 12:45AM May 26, 2022Observed: 34.35 ft at 1:00AM May 26, 2022Observed: 34.34 ft at 1:15AM May 26, 2022Observed: 34.35 ft at 1:30AM May 26, 2022Observed: 34.35 ft at 1:45AM May 26, 2022Observed: 34.36 ft at 2:00AM May 26, 2022Observed: 34.34 ft at 2:15AM May 26, 2022Observed: 34.33 ft at 2:30AM May 26, 2022Observed: 34.33 ft at 2:45AM May 26, 2022Observed: 34.33 ft at 3:00AM May 26, 2022Observed: 34.33 ft at 3:15AM May 26, 2022Observed: 34.31 ft at 3:30AM May 26, 2022Observed: 34.32 ft at 3:45AM May 26, 2022Observed: 34.31 ft at 4:00AM May 26, 2022Observed: 34.32 ft at 4:15AM May 26, 2022Observed: 34.31 ft at 4:30AM May 26, 2022Observed: 34.29 ft at 4:45AM May 26, 2022Observed: 34.29 ft at 6:00AM May 26, 2022Observed: 34.31 ft at 6:15AM May 26, 2022Observed: 34.29 ft at 6:30AM May 26, 2022Observed: 34.28 ft at 6:45AM May 26, 2022Observed: 34.29 ft at 7:00AM May 26, 2022Observed: 34.28 ft at 7:15AM May 26, 2022Observed: 34.28 ft at 7:30AM May 26, 2022Observed: 34.27 ft at 7:45AM May 26, 2022Observed: 34.27 ft at 8:00AM May 26, 2022Observed: 34.27 ft at 8:15AM May 26, 2022Observed: 34.28 ft at 8:30AM May 26, 2022Observed: 34.28 ft at 8:45AM May 26, 2022Observed: 34.25 ft at 9:00AM May 26, 2022Observed: 34.26 ft at 9:15AM May 26, 2022Observed: 34.27 ft at 9:30AM May 26, 2022Observed: 34.26 ft at 9:45AM May 26, 2022Observed: 34.26 ft at 10:00AM May 26, 2022Observed: 34.28 ft at 10:15AM May 26, 2022Observed: 34.26 ft at 10:30AM May 26, 2022Observed: 34.26 ft at 10:45AM May 26, 2022Observed: 34.24 ft at 11:00AM May 26, 2022Observed: 34.25 ft at 11:15AM May 26, 2022Observed: 34.26 ft at 11:30AM May 26, 2022Observed: 34.27 ft at 11:45AM May 26, 2022Observed: 34.26 ft at 12:00PM May 26, 2022Observed: 34.24 ft at 12:15PM May 26, 2022Observed: 34.26 ft at 12:30PM May 26, 2022Observed: 34.26 ft at 12:45PM May 26, 2022Observed: 34.26 ft at 1:00PM May 26, 2022Observed: 34.26 ft at 1:15PM May 26, 2022Observed: 34.27 ft at 1:30PM May 26, 2022Observed: 34.25 ft at 1:45PM May 26, 2022Observed: 34.25 ft at 2:00PM May 26, 2022Observed: 34.26 ft at 2:15PM May 26, 2022Observed: 34.27 ft at 2:30PM May 26, 2022Observed: 34.25 ft at 2:45PM May 26, 2022Observed: 34.26 ft at 3:00PM May 26, 2022Observed: 34.26 ft at 3:15PM May 26, 2022Observed: 34.25 ft at 3:30PM May 26, 2022Observed: 34.24 ft at 3:45PM May 26, 2022Observed: 34.24 ft at 4:00PM May 26, 2022Observed: 34.24 ft at 4:15PM May 26, 2022Observed: 34.23 ft at 4:30PM May 26, 2022Observed: 34.25 ft at 4:45PM May 26, 2022Observed: 34.23 ft at 5:00PM May 26, 2022Observed: 34.24 ft at 5:15PM May 26, 2022Observed: 34.22 ft at 5:30PM May 26, 2022Observed: 34.23 ft at 5:45PM May 26, 2022Observed: 34.23 ft at 6:00PM May 26, 2022Observed: 34.23 ft at 6:15PM May 26, 2022Observed: 34.24 ft at 6:30PM May 26, 2022Observed: 34.24 ft at 6:45PM May 26, 2022Observed: 34.22 ft at 7:00PM May 26, 2022Observed: 34.23 ft at 7:15PM May 26, 2022Observed: 34.23 ft at 7:30PM May 26, 2022Observed: 34.23 ft at 7:45PM May 26, 2022Observed: 34.22 ft at 8:00PM May 26, 2022Observed: 34.22 ft at 8:15PM May 26, 2022Observed: 34.21 ft at 8:30PM May 26, 2022Observed: 34.22 ft at 8:45PM May 26, 2022Observed: 34.2 ft at 9:00PM May 26, 2022Observed: 34.21 ft at 9:15PM May 26, 2022Observed: 34.2 ft at 9:30PM May 26, 2022Observed: 34.22 ft at 9:45PM May 26, 2022Observed: 34.21 ft at 10:00PM May 26, 2022Observed: 34.21 ft at 10:15PM May 26, 2022Observed: 34.22 ft at 10:30PM May 26, 2022Observed: 34.2 ft at 10:45PM May 26, 2022Observed: 34.2 ft at 11:00PM May 26, 2022Observed: 34.22 ft at 11:15PM May 26, 2022Observed: 34.23 ft at 11:30PM May 26, 2022Observed: 34.22 ft at 11:45PM May 26, 2022Observed: 34.21 ft at 12:00AM May 27, 2022Observed: 34.22 ft at 12:15AM May 27, 2022Observed: 34.22 ft at 12:30AM May 27, 2022Observed: 34.23 ft at 12:45AM May 27, 2022Observed: 34.22 ft at 1:00AM May 27, 2022Observed: 34.22 ft at 1:15AM May 27, 2022Observed: 34.22 ft at 1:30AM May 27, 2022Observed: 34.22 ft at 1:45AM May 27, 2022Observed: 34.22 ft at 2:00AM May 27, 2022Observed: 34.21 ft at 2:15AM May 27, 2022Observed: 34.21 ft at 2:30AM May 27, 2022Observed: 34.21 ft at 2:45AM May 27, 2022Observed: 34.22 ft at 3:00AM May 27, 2022Observed: 34.21 ft at 3:15AM May 27, 2022Observed: 34.21 ft at 3:30AM May 27, 2022Observed: 34.21 ft at 3:45AM May 27, 2022Observed: 34.21 ft at 4:00AM May 27, 2022Observed: 34.21 ft at 4:15AM May 27, 2022Observed: 34.2 ft at 4:30AM May 27, 2022Observed: 34.2 ft at 4:45AM May 27, 2022Observed: 34.19 ft at 5:00AM May 27, 2022Observed: 34.2 ft at 5:15AM May 27, 2022Observed: 34.19 ft at 5:30AM May 27, 2022Observed: 34.19 ft at 5:45AM May 27, 2022Observed: 34.2 ft at 6:00AM May 27, 2022Observed: 34.18 ft at 6:15AM May 27, 2022Observed: 34.18 ft at 6:30AM May 27, 2022Observed: 34.18 ft at 6:45AM May 27, 2022Observed: 34.19 ft at 7:00AM May 27, 2022Observed: 34.18 ft at 7:15AM May 27, 2022Observed: 34.17 ft at 7:30AM May 27, 2022Observed: 34.18 ft at 7:45AM May 27, 2022Observed: 34.19 ft at 8:00AM May 27, 2022Observed: 34.16 ft at 8:15AM May 27, 2022Observed: 34.17 ft at 8:30AM May 27, 2022Observed: 34.19 ft at 8:45AM May 27, 2022Observed: 34.18 ft at 9:00AM May 27, 2022Observed: 34.14 ft at 9:15AM May 27, 2022Observed: 34.19 ft at 9:30AM May 27, 2022Observed: 34.19 ft at 9:45AM May 27, 2022Observed: 34.18 ft at 10:00AM May 27, 2022Observed: 34.18 ft at 10:15AM May 27, 2022Observed: 34.18 ft at 10:30AM May 27, 2022Observed: 34.18 ft at 10:45AM May 27, 2022Observed: 34.18 ft at 11:00AM May 27, 2022Observed: 34.17 ft at 11:15AM May 27, 2022Observed: 34.16 ft at 11:30AM May 27, 2022Observed: 34.18 ft at 11:45AM May 27, 2022Observed: 34.17 ft at 12:00PM May 27, 2022Observed: 34.16 ft at 12:15PM May 27, 2022Observed: 34.17 ft at 12:30PM May 27, 2022Observed: 34.17 ft at 12:45PM May 27, 2022Observed: 34.18 ft at 1:00PM May 27, 2022Observed: 34.17 ft at 1:15PM May 27, 2022Observed: 34.18 ft at 1:30PM May 27, 2022Observed: 34.18 ft at 1:45PM May 27, 2022Observed: 34.19 ft at 2:00PM May 27, 2022Observed: 34.17 ft at 2:15PM May 27, 2022Observed: 34.18 ft at 2:30PM May 27, 2022Observed: 34.16 ft at 2:45PM May 27, 2022Observed: 34.17 ft at 3:00PM May 27, 2022Observed: 34.18 ft at 3:15PM May 27, 2022Observed: 34.19 ft at 3:30PM May 27, 2022Observed: 34.18 ft at 3:45PM May 27, 2022Observed: 34.17 ft at 4:00PM May 27, 2022Observed: 34.17 ft at 4:15PM May 27, 2022Observed: 34.17 ft at 4:30PM May 27, 2022Observed: 34.18 ft at 4:45PM May 27, 2022Observed: 34.17 ft at 5:00PM May 27, 2022Observed: 34.18 ft at 5:15PM May 27, 2022Observed: 34.16 ft at 5:30PM May 27, 2022Observed: 34.18 ft at 5:45PM May 27, 2022Observed: 34.17 ft at 6:00PM May 27, 2022Observed: 34.18 ft at 6:15PM May 27, 2022Observed: 34.17 ft at 6:30PM May 27, 2022Observed: 34.17 ft at 6:45PM May 27, 2022Observed: 34.17 ft at 7:00PM May 27, 2022Observed: 34.17 ft at 7:15PM May 27, 2022Observed: 34.17 ft at 7:30PM May 27, 2022Observed: 34.17 ft at 7:45PM May 27, 2022Observed: 34.18 ft at 8:00PM May 27, 2022Observed: 34.17 ft at 8:15PM May 27, 2022Observed: 34.18 ft at 8:30PM May 27, 2022Observed: 34.2 ft at 8:45PM May 27, 2022Observed: 34.18 ft at 9:00PM May 27, 2022Observed: 34.19 ft at 9:15PM May 27, 2022Observed: 34.19 ft at 9:30PM May 27, 2022Observed: 34.2 ft at 9:45PM May 27, 2022Observed: 34.2 ft at 10:00PM May 27, 2022Observed: 34.2 ft at 10:15PM May 27, 2022Observed: 34.19 ft at 10:30PM May 27, 2022Observed: 34.2 ft at 10:45PM May 27, 2022Observed: 34.18 ft at 11:00PM May 27, 2022Observed: 34.2 ft at 11:15PM May 27, 2022Observed: 34.2 ft at 11:30PM May 27, 2022Observed: 34.2 ft at 11:45PM May 27, 2022Observed: 34.21 ft at 12:00AM May 28, 2022Observed: 34.2 ft at 12:15AM May 28, 2022Observed: 34.2 ft at 12:30AM May 28, 2022Observed: 34.2 ft at 12:45AM May 28, 2022Observed: 34.19 ft at 1:00AM May 28, 2022Observed: 34.19 ft at 1:15AM May 28, 2022Observed: 34.19 ft at 1:30AM May 28, 2022Observed: 34.19 ft at 1:45AM May 28, 2022Observed: 34.2 ft at 2:00AM May 28, 2022Observed: 34.18 ft at 2:15AM May 28, 2022Observed: 34.19 ft at 2:30AM May 28, 2022Observed: 34.18 ft at 2:45AM May 28, 2022Observed: 34.19 ft at 3:00AM May 28, 2022Observed: 34.18 ft at 3:15AM May 28, 2022Observed: 34.17 ft at 3:30AM May 28, 2022Observed: 34.18 ft at 3:45AM May 28, 2022Observed: 34.16 ft at 4:00AM May 28, 2022Observed: 34.17 ft at 4:15AM May 28, 2022Observed: 34.16 ft at 4:30AM May 28, 2022Observed: 34.17 ft at 4:45AM May 28, 2022Observed: 34.16 ft at 5:00AM May 28, 2022Observed: 34.15 ft at 5:15AM May 28, 2022Observed: 34.15 ft at 5:30AM May 28, 2022Observed: 34.15 ft at 5:45AM May 28, 2022Observed: 34.15 ft at 6:00AM May 28, 2022Observed: 34.13 ft at 6:15AM May 28, 2022Observed: 34.15 ft at 6:30AM May 28, 2022Observed: 34.15 ft at 6:45AM May 28, 2022Observed: 34.15 ft at 7:00AM May 28, 2022Observed: 34.15 ft at 7:15AM May 28, 2022Observed: 34.13 ft at 7:30AM May 28, 2022Observed: 34.14 ft at 7:45AM May 28, 2022Observed: 34.14 ft at 8:00AM May 28, 2022Observed: 34.15 ft at 8:15AM May 28, 2022Observed: 34.15 ft at 8:30AM May 28, 2022Observed: 34.14 ft at 8:45AM May 28, 2022Observed: 34.14 ft at 9:00AM May 28, 2022Observed: 34.14 ft at 9:15AM May 28, 2022Observed: 34.16 ft at 9:30AM May 28, 2022Observed: 34.16 ft at 9:45AM May 28, 2022Forecast: 34.11 ft 11:00AM May 28, 2022Forecast: 34.07 ft 5:00PM May 28, 2022Forecast: 34.07 ft 11:00PM May 28, 2022Forecast: 34.12 ft 5:00AM May 29, 2022Forecast: 34.26 ft 11:00AM May 29, 2022Forecast: 34.47 ft 5:00PM May 29, 2022Forecast: 34.73 ft 11:00PM May 29, 2022Forecast: 34.99 ft 5:00AM May 30, 2022Forecast: 35.19 ft 11:00AM May 30, 2022Highest Forecast: 35.29 ft 5:00PM May 30, 2022Highest Forecast: 35.29 ft 11:00PM May 30, 2022Forecast: 35.18 ft 5:00AM May 31, 2022Forecast: 35 ft 11:00AM May 31, 2022Forecast: 34.78 ft 5:00PM May 31, 2022Forecast: 34.55 ft 11:00PM May 31, 2022Forecast: 34.33 ft 5:00AM Jun 01, 2022Forecast: 34.11 ft 11:00AM Jun 01, 2022Forecast: 33.92 ft 5:00PM Jun 01, 2022Forecast: 33.75 ft 11:00PM Jun 01, 2022Forecast: 33.59 ft 5:00AM Jun 02, 2022Forecast: 33.47 ft 11:00AM Jun 02, 2022Forecast: 33.37 ft 5:00PM Jun 02, 2022Forecast: 33.28 ft 11:00PM Jun 02, 2022Forecast: 33.21 ft 5:00AM Jun 03, 2022Forecast: 33.14 ft 11:00AM Jun 03, 2022Forecast: 33.07 ft 5:00PM Jun 03, 2022Forecast: 33.02 ft 11:00PM Jun 03, 2022Forecast: 32.97 ft 5:00AM Jun 04, 2022USGS--Water Resources of the United StatesCRPW1(plotting HGIRG) Graph Created (10:20AM May 28, 2022)ObservedForecast (issued 8:34AM May 28)Latest observed value: 34.16 ft at 9:45 AM PDT 28-May-2022. Flood Stage is 48 ft
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the Chehalis River at WWTP at Chehalis. During times of high water, forecast crest information can be found in the text products.
Return to Area Map
Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at Centralia
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

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: 46.661111° N, Longitude: 122.982778° 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 Not Available 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
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