Peakflow Forecasts Header

MARYS--NEAR PHILOMATH
   State:  Oregon    County:  BENTON
   Latitude:  44 31' 35" North    Longitude:  123 19' 59" West
   Elevation:  224 feet
   Supporting WFO:  Portland    
   Action Stage:  16'   Flood Stage:  20'
   Major Flood Stage:  
21'

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.

MARYS--NEAR PHILOMATH   (PHIO3)
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 % 14.25 1770 2021-12-21
90 % 15.72 2135 2021-12-26
70 % 17.54 2790 2022-01-14
50 % 18.58 3310 2022-01-25
30 % 20.37 4706 2022-02-13
10 % 21.20 7311 2022-02-25
05 % 21.64 12083 2022-03-27

Peakflow exceedence plot for PHIO3

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