Peakflow Forecasts Header

CLE ELUM--CLE ELUM LAKE
   State:  Washington    County:  KITTITAS
   Latitude:  47 15' 0" North    Longitude:  121 4' 1" West
   Elevation:  2240 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.

CLE ELUM--CLE ELUM LAKE   (CLUW1)
Forecasts for Water Year
2026
Ensemble Date: 2026-07-10
Forecast Period: July 10 to November 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 165 2026-07-10
90 % 165 2026-07-10
70 % 620 2026-10-08
50 % 1234 2026-10-22
30 % 2105 2026-10-27
10 % 4066 2026-10-31
05 % 4800 2026-11-01

Peakflow exceedence plot for CLUW1

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