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ILLINOIS--AT KERBY
   State:  Oregon    County:  JOSEPHINE
   Latitude:  42 13' 55" North    Longitude:  123 39' 51" West
   Elevation:  1210 feet
   Supporting WFO:  Medford    
   Action Stage:  10'   Flood Stage:  35'   Moderate Flood Stage:  37'
   Major Flood Stage:  40'

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.

ILLINOIS--AT KERBY   (KRBO3)
Forecasts for Water Year 2026
Ensemble Date: 2026-02-18
 Forecast Period: February 18 to June 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 17.76 13397 2026-02-24
90 % 17.76 13397 2026-02-24
70 % 17.76 13397 2026-02-24
50 % 17.76 13397 2026-02-24
30 % 17.76 13397 2026-02-24
10 % 22.66 21530 2026-03-16
05 % 30.13 36958 2026-03-28

Peakflow exceedence plot for KRBO3

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