Peakflow Forecasts Header

NF COEUR D ALENE--NEAR PRICHARD
   State:  Idaho    County:  SHOSHONE
   Latitude:  47 42' 26" North    Longitude:  115 58' 36" West
   Elevation:  2485 feet
   Supporting WFO:  Spokane    

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 COEUR D ALENE--NEAR PRICHARD   (PRCI1)
Forecasts for Water Year
2027
Ensemble Date: 2026-10-09
Forecast Period: October 9 to February 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 1.54 183 2026-11-05
90 % 1.69 238 2026-11-10
70 % 2.19 485 2026-12-03
50 % 2.71 890 2026-12-27
30 % 3.04 1203 2027-01-11
10 % 3.84 2035 2027-01-29
05 % 4.16 2429 2027-01-31

Peakflow exceedence plot for PRCI1

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