Peakflow Forecasts Header

ST JOE--AT CALDER
   State:  Idaho    County:  SHOSHONE
   Latitude:  47 16' 28" North    Longitude:  116 11' 17" West
   Elevation:  2096 feet
   Supporting WFO:  Spokane    
   Action Stage:  12'   Flood Stage:  13'   Moderate Flood Stage:  15'
   Major Flood Stage:  16'

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.

ST JOE--AT CALDER   (CLDI1)
Forecasts for Water Year 2026
Ensemble Date: 2026-04-18
 Forecast Period: April 18 to August 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 10.80 10556 2026-04-24
90 % 10.80 10556 2026-04-24
70 % 10.80 10556 2026-04-24
50 % 10.80 10556 2026-04-24
30 % 10.80 10556 2026-04-24
10 % 10.94 10985 2026-05-04
05 % 11.25 11924 2026-05-19

Peakflow exceedence plot for CLDI1

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