Peakflow Forecasts Header

MCKAY CREEK--NEAR PILOT ROCK
   State:  Oregon    County:  UMATILLA
   Latitude:  45 32' 57" North    Longitude:  118 46' 23" West
   Elevation:  1343 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.

MCKAY CREEK--NEAR PILOT ROCK   (MYKO3)
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 % 4.46 379 2022-01-02
90 % 4.67 452 2022-01-15
70 % 5.18 628 2022-02-15
50 % 5.70 827 2022-03-01
30 % 6.15 1044 2022-03-15
10 % 6.83 1428 2022-03-27
05 % 7.46 1865 2022-03-29

Peakflow exceedence plot for MYKO3

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