Peakflow Forecasts Header

SATSOP--NEAR SATSOP
   State:  Washington    County:  GRAYS HARBOR
   Latitude:  47 0' 3" North    Longitude:  123 29' 37" West
   Elevation:  21 feet
   Supporting WFO:  Seattle    
   Action Stage:  36'   Flood Stage:  38'   Moderate Flood Stage:  40'
   Major Flood Stage:  
42'

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.

SATSOP--NEAR SATSOP   (SATW1)
Forecasts for Water Year
2022
Ensemble Date: 2021-12-08
Forecast Period: December 8 to April 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 34.76 10106 2021-12-12
90 % 35.17 11349 2021-12-28
70 % 36.46 15787 2022-01-08
50 % 37.24 20166 2022-01-22
30 % 37.96 25520 2022-02-09
10 % 38.88 32582 2022-03-13
05 % 40.53 45889 2022-03-23

Peakflow exceedence plot for SATW1

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