Peakflow Forecasts Header

NF PAYETTE--CASCADE DAM
   State:  Idaho    County:  VALLEY
   Latitude:  44 31' 0" North    Longitude:  116 3' 0" West
   Elevation:  4828 feet
   Supporting WFO:  Boise    
   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.

NF PAYETTE--CASCADE DAM   (CSDI1)
Forecasts for Water Year
2025
Ensemble Date: 2025-05-15
Forecast Period: May 15 to September 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 4423 2025-05-18
90 % 4423 2025-05-18
70 % 4423 2025-05-18
50 % 4454 2025-05-26
30 % 5096 2025-05-31
10 % 5891 2025-06-07
05 % 6097 2025-06-08

Peakflow exceedence plot for CSDI1

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