Peakflow Forecasts Header

YAKIMA--KEECHELUS LAKE
   State:  Washington    County:  KITTITAS
   Latitude:  47 19' 0" North    Longitude:  121 20' 0" West
   Elevation:  2479 feet
   Supporting WFO:  Pendleton    
   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.

YAKIMA--KEECHELUS LAKE   (KEDW1)
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 % 492 2021-12-24
90 % 552 2021-12-29
70 % 971 2022-01-13
50 % 1497 2022-02-01
30 % 2563 2022-02-22
10 % 4844 2022-03-23
05 % 7064 2022-04-01

Peakflow exceedence plot for KEDW1

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