Peakflow Forecasts Header

MF PAYETTE--NEAR CROUCH
   State:  Idaho    County:  BOISE
   Latitude:  44 6' 50" North    Longitude:  115 58' 19" West
   Elevation:  3040 feet
   Supporting WFO:  Boise    
   Action Stage:  10'   Flood Stage:  11.8'

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.

MF PAYETTE--NEAR CROUCH   (MFPI1)
Forecasts for Water Year
2026
Ensemble Date: 2026-05-13
Forecast Period: May 13 to September 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 8.08 1137 2026-05-14
90 % 8.08 1137 2026-05-14
70 % 8.08 1137 2026-05-14
50 % 8.08 1137 2026-05-14
30 % 8.08 1137 2026-05-14
10 % 8.08 1137 2026-05-14
05 % 8.94 1532 2026-05-31

Peakflow exceedence plot for MFPI1

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