River Information and Forecasts Header
   State:  Washington    County:  Lewis
   Latitude:  46 27' 58" North    Longitude:  122 7' 5" West
   Elevation:  780 feet
   Supporting WFO:  Seattle    NWS Official River Forecasts Click Here

   Record Stage:  
Daily Historical Flow Statistics
for December 01

Mean Stage: 68.88 ft  Mean Flow: 6090 cfs
Max Stage: 82.20 ft  Max Flow: 43700 cfs (1996)
Min Stage:  63.34 ft   Min Flow: 540 cfs (1953)

Statistics based on water years: 1948-2021
The 4-10 Day Trend Forecast is based on model guidance only. Daily variation and uncertainty of forecasts during this period is high.

Hydrograph plot for COKW1

For Data Used In Plot   "label