Peakflow Forecasts Header

WILLOW CREEK--RIRIE DAM
   State:  Idaho    County:  JEFFERSON
   Latitude:  43 34' 48" North    Longitude:  111 44' 33" West
   Elevation:  5119 feet
   Supporting WFO:  Pocatello    
   Inflow Data  

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.

WILLOW CREEK--RIRIE DAM   (RIDI1)
Forecasts for Water Year
2025
Ensemble Date: 2025-05-12
Forecast Period: May 12 to September 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 237 2025-05-15
90 % 237 2025-05-15
70 % 237 2025-05-15
50 % 237 2025-05-15
30 % 237 2025-05-15
10 % 320 2025-05-26
05 % 460 2025-05-28

Peakflow exceedence plot for RIDI1

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