Peakflow Forecasts Header

WHITE SALMON--NEAR UNDERWOOD
   State:  Washington    County:  KLICKITAT
   Latitude:  45 45' 0" North    Longitude:  121 32' 0" West
   Elevation:  113 feet
   Supporting WFO:  Pendleton    

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.

WHITE SALMON--NEAR UNDERWOOD   (UNDW1)
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 % 4.59 1417 2021-12-14
90 % 4.96 1738 2021-12-27
70 % 5.78 2540 2022-01-11
50 % 6.23 3029 2022-02-02
30 % 6.90 3803 2022-02-26
10 % 9.52 8045 2022-03-24
05 % 10.33 9884 2022-03-30

Peakflow exceedence plot for UNDW1

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