Peakflow Forecasts Header

COAST FORK WILLAMETTE--COTTAGE GROVE DAM
   State:  Oregon    County:  LANE
   Latitude:  43 43' 12" North    Longitude:  123 3' 0" West
   Elevation:  800 feet
   Supporting WFO:  Portland    
   Inflow Data  

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.

COAST FORK WILLAMETTE--COTTAGE GROVE DAM   (COTO3)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-24
Forecast Period: April 24 to August 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 295 2024-04-27
90 % 295 2024-04-27
70 % 295 2024-04-27
50 % 295 2024-04-27
30 % 524 2024-05-12
10 % 1021 2024-06-01
05 % 1163 2024-06-06

Peakflow exceedence plot for COTO3

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