Peakflow Forecasts Header

MORES CREEK--NR ARROWROCK DAM
   State:  Idaho    County:  ADA
   Latitude:  43 39' 0" North    Longitude:  115 58' 59" West
   Elevation:  3120 feet
   Supporting WFO:  Boise    
   Action Stage:  8'   Flood Stage:  8.8'

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.

MORES CREEK--NR ARROWROCK DAM   (MORI1)
Forecasts for Water Year
2025
Ensemble Date: 2025-07-01
Forecast Period: July 1 to November 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 2.25 81 2025-07-01
90 % 2.25 81 2025-07-01
70 % 2.37 102 2025-09-29
50 % 2.49 124 2025-10-15
30 % 2.57 142 2025-10-23
10 % 2.95 242 2025-10-30
05 % 3.42 408 2025-10-30

Peakflow exceedence plot for MORI1

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