CHEHALIS − AT PORTER (CRPW1)
   State:  Washington
   County:  Grays Harbor
   Latitude:  46 56' 21" North
   Longitude:  123 18' 50" West
   Elevation:  24 ft

   Supporting NWS Forecast Office: WFO Seattle

   
Click for NWS Official River Forecasts for CRPW1

   Action Stage:  
45.5 ft
   Flood Stage:  
48 ft
   Moderate Flood Stage:  
50 ft
   Major Flood Stage:  
52 ft
Daily Historical Statistics for April 25, 2024
Mean Stage: 35.72 ft  Mean Flow: 3880 cfs
Max Stage: 48.81 ft  Max Flow: 27300 cfs (1996)
Min Stage:  32.46 ft   Min Flow: 1340 cfs (1977)

Statistics based on water years: 1953-2022
* statistics estimated based on current rating

Record Stage: 
53.17 ft
Record Flow: 
102000 cfs
Date of Record: 
December 5, 2007

The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater.

Hydrograph plot for CRPW1


For Data Used In Plot   "label


Hydrograph plot for CRPW1


For Data Used In Plot   "label