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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
2027
Ensemble Date: 2026-10-13
Forecast Period: October 13 to February 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 6.30 3402 2026-11-03
90 % 7.21 5017 2026-11-09
70 % 8.40 7538 2026-11-23
50 % 9.27 9689 2026-12-09
30 % 9.89 11382 2026-12-30
10 % 10.63 13595 2027-01-20
05 % 11.20 15396 2027-01-24

Peakflow exceedence plot for SKOW1

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