Peakflow Forecasts Header

WILSON--NEAR TILLAMOOK
   State:  Oregon    County:  TILLAMOOK
   Latitude:  45 28' 31" North    Longitude:  123 43' 28" West
   Elevation:  42 feet
   Supporting WFO:  Portland    
   Action Stage:  10.5'   Flood Stage:  12'   Moderate Flood Stage:  15.5'
   Major Flood Stage:  19'

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.

WILSON--NEAR TILLAMOOK   (TLMO3)
Forecasts for Water Year 2025
Ensemble Date: 2025-07-03
 Forecast Period: July 3 to November 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 3.55 134 2025-08-04
90 % 3.62 158 2025-09-30
70 % 4.44 614 2025-10-17
50 % 5.12 1280 2025-10-26
30 % 6.03 2618 2025-10-29
10 % 9.01 8246 2025-11-01
05 % 14.81 19752 2025-11-01

Peakflow exceedence plot for TLMO3

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