Peakflow Forecasts Header

MF WILLAMETTE--HILLS CREEK DAM
   State:  Oregon    County:  LANE
   Latitude:  43 43' 19" North    Longitude:  122 26' 15" West
   Elevation:  1544 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.

MF WILLAMETTE--HILLS CREEK DAM   (HCRO3)
Forecasts for Water Year
2025
Ensemble Date: 2025-05-12
Forecast Period: May 12 to September 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 1353 2025-05-13
90 % 1353 2025-05-13
70 % 1353 2025-05-13
50 % 1620 2025-06-01
30 % 2034 2025-06-05
10 % 3693 2025-06-15
05 % 4932 2025-07-03

Peakflow exceedence plot for HCRO3

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