Peakflow Forecasts Header

NF SKOKOMISH--CUSHMAN DAM
   State:  Washington    County:  MASON
   Latitude:  47 25' 25" North    Longitude:  123 13' 10" West
   Elevation:  760 feet
   Supporting WFO:  Seattle    
   Inflow Data  

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--CUSHMAN DAM   (CSHW1)
Forecasts for Water Year
2022
Ensemble Date: 2021-12-08
Forecast Period: December 8 to April 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 9045 2021-12-11
90 % 9045 2021-12-11
70 % 9045 2021-12-11
50 % 10354 2022-01-07
30 % 12529 2022-01-24
10 % 17399 2022-02-16
05 % 24373 2022-03-08

Peakflow exceedence plot for CSHW1

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