Peakflow Forecasts Header

NF JOHN DAY--AT MONUMENT
   State:  Oregon    County:  GRANT
   Latitude:  44 48' 54" North    Longitude:  119 25' 50" West
   Elevation:  1960 feet
   Supporting WFO:  Pendleton    
   Action Stage:  12'   Flood Stage:  14'

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.

NF JOHN DAY--AT MONUMENT   (MONO3)
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 % 4.59 1196 2022-02-02
90 % 5.00 1547 2022-02-11
70 % 6.69 3572 2022-03-14
50 % 7.47 4797 2022-03-22
30 % 8.27 6218 2022-03-25
10 % 9.41 8405 2022-03-30
05 % 10.04 9678 2022-04-01

Peakflow exceedence plot for MONO3

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