MF SNOQUALMIE − NEAR TANNER (TANW1)
   State:  Washington
   County:  King
   Latitude:  47 29' 0" North
   Longitude:  121 39' 0" West
   Elevation:  780 ft

   Supporting NWS Forecast Office: WFO Seattle

   
Click for NWS Official River Forecasts for TANW1
Daily Historical Statistics for December 01, 2025
Mean Stage: 4.41 ft  Mean Flow: 1860 cfs
Max Stage: 11.53 ft  Max Flow: 15600 cfs (1976)
Min Stage:  1.42 ft   Min Flow: 242 cfs (1980)

Statistics based on water years: 1962-2025
* 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 TANW1


For Data Used In Plot   "label