Peakflow Forecasts Header

SF CLEARWATER--AT STITES
   State:  Idaho    County:  IDAHO
   Latitude:  46 5' 12" North    Longitude:  115 58' 32" West
   Elevation:  1300 feet
   Supporting WFO:  Boise    
   Action Stage:  7.5'   Flood Stage:  8'   Moderate Flood Stage:  11'

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.

SF CLEARWATER--AT STITES   (STII1)
Forecasts for Water Year
2026
Ensemble Date: 2026-02-14
Forecast Period: February 14 to June 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 5.02 2664 2026-03-21
90 % 5.20 3031 2026-04-13
70 % 5.60 3824 2026-05-07
50 % 6.01 4707 2026-05-17
30 % 6.33 5426 2026-05-23
10 % 6.73 6386 2026-05-30
05 % 6.91 6856 2026-05-31

Peakflow exceedence plot for STII1

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