Peakflow Forecasts Header

WEISER--NEAR WEISER
   State:  Idaho    County:  WASHINGTON
   Latitude:  44 16' 3" North    Longitude:  116 46' 16" West
   Elevation:  2206 feet
   Supporting WFO:  Boise    
   Action Stage:  9'   Flood Stage:  9.5'   Moderate Flood Stage:  12'
   Major Flood Stage:  13'

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.

WEISER--NEAR WEISER   (WSRI1)
Forecasts for Water Year 2025
Ensemble Date: 2025-07-01
 Forecast Period: July 1 to November 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 4.33 265 2025-08-07
90 % 4.33 266 2025-08-10
70 % 4.34 270 2025-08-16
50 % 4.39 292 2025-08-17
30 % 4.47 334 2025-09-13
10 % 4.81 536 2025-10-28
05 % 4.92 616 2025-11-01

Peakflow exceedence plot for WSRI1

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