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NF SKOKOMISH--BELOW STAIRCASE RAPIDS NEAR HOODSPORT
   State:  Washington    County:  MASON
   Latitude:  47 30' 52" North    Longitude:  123 19' 43" West
   Elevation:  762 feet
   Supporting WFO:  Seattle    

Forecasts are calculated from a forecast time series that approximates flow at a 6 hour time step interval. Observed instantaneous peaks can be higher than model forecast peaks.

NF SKOKOMISH--BELOW STAIRCASE RAPIDS NEAR HOODSPORT   (SKOW1)
Forecasts for Water Year
2026
Ensemble Date: 2025-12-06
Forecast Period: December 6 to April 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 7.68 5957 2025-12-09
90 % 7.68 5957 2025-12-09
70 % 7.68 5957 2025-12-09
50 % 8.12 6896 2026-01-03
30 % 8.82 8558 2026-01-18
10 % 10.14 12127 2026-02-11
05 % 11.21 15430 2026-03-07

Peakflow exceedence plot for SKOW1

 Click to download runoff traces used in forecast.  Click for comma delimited data used in plot.csv icon