Peakflow Forecasts Header

MILL CREEK--NR WALLA WALLA
   State:  Washington    County:  WALLA WALLA
   Latitude:  46 0' 29" North    Longitude:  118 7' 3" West
   Elevation:  1996 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.

MILL CREEK--NR WALLA WALLA   (MLKW1)
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 % 14.36 299 2021-12-14
90 % 14.72 428 2021-12-26
70 % 14.98 543 2022-01-11
50 % 15.99 1132 2022-02-01
30 % 16.56 1559 2022-02-14
10 % 18.14 3125 2022-03-16
05 % 18.99 4208 2022-03-23

Peakflow exceedence plot for MLKW1

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