Peakflow Forecasts Header

NESTUCCA--NEAR BEAVER
   State:  Oregon    County:  TILLAMOOK
   Latitude:  45 15' 58" North    Longitude:  123 50' 49" West
   Elevation:  43 feet
   Supporting WFO:  Portland    
   Action Stage:  16'   Flood Stage:  18'   Moderate 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.

NESTUCCA--NEAR BEAVER   (BEAO3)
Forecasts for Water Year 2025
Ensemble Date: 2025-07-08
 Forecast Period: July 8 to November 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 4.75 117 2025-07-20
90 % 4.90 153 2025-09-24
70 % 5.55 378 2025-10-16
50 % 6.18 735 2025-10-26
30 % 7.59 2018 2025-10-29
10 % 8.93 4086 2025-11-01
05 % 9.66 5520 2025-11-01

Peakflow exceedence plot for BEAO3

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