Peakflow Forecasts Header

PALOUSE--AT HOOPER
   State:  Washington    County:  WHITMAN
   Latitude:  46 46' 0" North    Longitude:  118 9' 0" West
   Elevation:  1041 feet
   Supporting WFO:  Spokane    

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.

PALOUSE--AT HOOPER   (HOPW1)
Forecasts for Water Year
2025
Ensemble Date: 2025-07-15
Forecast Period: July 15 to November 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 3.81 127 2025-10-19
90 % 3.81 127 2025-10-25
70 % 3.85 134 2025-10-29
50 % 3.87 138 2025-10-31
30 % 3.88 140 2025-11-01
10 % 3.93 148 2025-11-01
05 % 3.98 156 2025-11-01

Peakflow exceedence plot for HOPW1

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