Peakflow Forecasts Header

MALHEUR--NEAR VALE
   State:  Oregon    County:  MALHEUR
   Latitude:  43 59' 20" North    Longitude:  117 13' 9" West
   Elevation:  2220 feet
   Supporting WFO:  Boise    
   Action Stage:  19'   Flood Stage:  19.5'   Moderate Flood Stage:  21'
   Major Flood Stage:  23'

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.

MALHEUR--NEAR VALE   (VALO3)
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 % 11.65 222 2026-06-29
90 % 11.72 240 2026-06-30
70 % 12.05 323 2026-07-12
50 % 12.43 427 2026-08-11
30 % 12.89 561 2026-08-24
10 % 13.92 893 2026-09-20
05 % 14.31 1030 2026-09-30

Peakflow exceedence plot for VALO3

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