Peakflow Forecasts Header

ROGUE--LOST CREEK DAM
   State:  Oregon    County:  JACKSON
   Latitude:  42 40' 19" North    Longitude:  122 40' 30" West
   Elevation:  1580 feet
   Supporting WFO:  Medford    
   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.

ROGUE--LOST CREEK DAM   (LOSO3)
Forecasts for Water Year
2026
Ensemble Date: 2025-11-16
Forecast Period: November 16 to March 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 1626 2025-12-06
90 % 1992 2025-12-08
70 % 3714 2025-12-28
50 % 5130 2026-01-13
30 % 6184 2026-01-30
10 % 8989 2026-02-22
05 % 14415 2026-02-24

Peakflow exceedence plot for LOSO3

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