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
2024
Ensemble Date: 2024-04-17
Forecast Period: April 17 to August 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 566 2024-04-28
90 % 602 2024-04-30
70 % 729 2024-05-05
50 % 867 2024-05-12
30 % 1062 2024-05-20
10 % 1437 2024-06-09
05 % 1516 2024-06-14

Peakflow exceedence plot for KEDW1

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