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
2024
Ensemble Date: 2024-04-25
Forecast Period: April 25 to August 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 1501 2024-04-26
90 % 1501 2024-04-26
70 % 1501 2024-04-26
50 % 1783 2024-05-20
30 % 2153 2024-06-07
10 % 3331 2024-06-30
05 % 3963 2024-07-12

Peakflow exceedence plot for CSHW1

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