Peakflow Forecasts Header

MALHEUR--NEAR DREWSEY
   State:  Oregon    County:  HARNEY
   Latitude:  43 47' 4" North    Longitude:  118 19' 50" West
   Elevation:  3479 feet
   Supporting WFO:  Boise    

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 DREWSEY   (MADO3)
Forecasts for Water Year
2025
Ensemble Date: 2025-07-03
Forecast Period: July 3 to November 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 2.62 50 2025-07-09
90 % 2.66 54 2025-08-09
70 % 2.77 68 2025-10-05
50 % 2.85 78 2025-10-19
30 % 2.98 100 2025-10-25
10 % 3.17 131 2025-10-31
05 % 3.31 156 2025-11-01

Peakflow exceedence plot for MADO3

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