Peakflow Forecasts Header

COEUR D ALENE--AT CATALDO
   State:  Idaho    County:  KOOTENAI
   Latitude:  47 33' 18" North    Longitude:  116 19' 28" West
   Elevation:  2100 feet
   Supporting WFO:  Spokane    
   Action Stage:  42'   Flood Stage:  43'   Moderate Flood Stage:  46'
   Major Flood Stage:  50'

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.

COEUR D ALENE--AT CATALDO   (CTLI1)
Forecasts for Water Year 2026
Ensemble Date: 2025-12-06
 Forecast Period: December 6 to April 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 40.36 9873 2025-12-11
90 % 40.36 9873 2025-12-11
70 % 40.36 9873 2025-12-11
50 % 40.81 10981 2026-01-09
30 % 42.68 17080 2026-02-20
10 % 44.77 25820 2026-03-21
05 % 45.89 31385 2026-03-29

Peakflow exceedence plot for CTLI1

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