HUMPTULIPS − BELOW HIGHWAY 101 NEAR HUMPTULIPS (HMRW1)
   State:  Washington
   County:  Grays Harbor
   Latitude:  47 13' 54" North
   Longitude:  123 58' 22" West
   Elevation:  90 ft

   Supporting NWS Forecast Office: WFO Seattle

   
Click for NWS Official River Forecasts for HMRW1
   

Daily Historical Statistics for June 30, 2026
Mean Stage: 10.29 ft  Mean Flow: 358 cfs
Max Stage: 11.32 ft  Max Flow: 960 cfs (2012)
Min Stage:  9.69 ft   Min Flow: 150 cfs (2015)

Statistics based on water years: 2003-2023
* statistics estimated based on current rating

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

Hydrograph plot for HMRW1

Data Used In Plot   "label   USGS Observations