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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
2025
Ensemble Date: 2025-07-11
Forecast Period: July 11 to November 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 3.41 201 2025-07-24
90 % 4.24 704 2025-09-05
70 % 4.73 1174 2025-10-12
50 % 5.12 1646 2025-10-21
30 % 6.11 3104 2025-10-26
10 % 8.18 7038 2025-10-31
05 % 9.50 10306 2025-10-31

Peakflow exceedence plot for SKOW1

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