Peakflow Forecasts Header

THOMAS CREEK--NEAR SCIO
   State:  Oregon    County:  LINN
   Latitude:  44 42' 43" North    Longitude:  122 46' 5" West
   Elevation:  380 feet    Gage Datum:  
   Supporting WFO:  Portland    
   Action Stage:  15.5'   Flood Stage:  18'
   Major Flood Stage:  
20'

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.

THOMAS CREEK--NEAR SCIO   (TRSO3)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-23
Forecast Period: April 23 to August 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 6.46 600 2024-04-27
90 % 6.46 600 2024-04-27
70 % 6.46 600 2024-04-27
50 % 7.22 958 2024-05-12
30 % 7.73 1262 2024-05-30
10 % 8.73 1903 2024-06-08
05 % 9.53 2386 2024-06-09

Peakflow exceedence plot for TRSO3

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