Peakflow Forecasts Header

CLACKAMAS--THREE LYNX
   State:  Oregon    County:  CLACKAMAS
   Latitude:  45 7' 30" North    Longitude:  122 4' 19" West
   Elevation:  1120 feet
   Supporting WFO:  Portland    

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.

CLACKAMAS--THREE LYNX   (TLYO3)
Forecasts for Water Year
2026
Ensemble Date: 2026-06-10
Forecast Period: June 10 to October 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 1.08 997 2026-06-10
90 % 1.08 997 2026-06-10
70 % 1.08 997 2026-06-10
50 % 1.08 997 2026-06-10
30 % 1.08 997 2026-06-10
10 % 1.30 1149 2026-09-23
05 % 1.42 1230 2026-10-01

Peakflow exceedence plot for TLYO3

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