Peakflow Forecasts Header

N UMPQUA--AT WINCHESTER
   State:  Oregon    County:  DOUGLAS
   Latitude:  43 16' 4" North    Longitude:  123 24' 33" West
   Elevation:  372 feet
   Supporting WFO:  Medford    
   Action Stage:  18'   Flood Stage:  26'   Moderate Flood Stage:  30'
   Major Flood Stage:  31'

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.

N UMPQUA--AT WINCHESTER   (WNRO3)
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 % 5.74 6780 2021-12-26
90 % 6.27 8106 2021-12-29
70 % 8.39 14436 2022-01-13
50 % 9.84 19413 2022-01-31
30 % 11.80 26274 2022-02-19
10 % 15.94 41946 2022-03-27
05 % 19.57 56190 2022-03-31

Peakflow exceedence plot for WNRO3

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