Peakflow Forecasts Header

CLARK FORK--AT DEER LODGE
   State:  Montana    County:  POWELL
   Latitude:  46 23' 52" North    Longitude:  112 44' 30" West
   Elevation:  4500 feet
   Supporting WFO:  Missoula    
   Action Stage:  5'   Flood Stage:  6'

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.

CLARK FORK--AT DEER LODGE   (DLGM8)
Forecasts for Water Year 2027
Ensemble Date: 2026-10-05
 Forecast Period: October 5 to February 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 2.77 197 2026-10-19
90 % 2.77 199 2026-10-20
70 % 2.78 201 2026-10-30
50 % 2.79 204 2026-11-10
30 % 2.79 207 2026-11-16
10 % 2.83 222 2026-12-09
05 % 2.87 239 2026-12-27

Peakflow exceedence plot for DLGM8

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