Peakflow Forecasts Header

BITTERROOT--NEAR DARBY
   State:  Montana    County:  RAVALLI
   Latitude:  45 58' 19" North    Longitude:  114 8' 26" West
   Elevation:  3942 feet
   Supporting WFO:  Missoula    
   Action Stage:  7'   Flood Stage:  7.5'

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.

BITTERROOT--NEAR DARBY   (DARM8)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-26
Forecast Period: April 26 to August 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 4.32 2655 2024-05-12
90 % 4.36 2708 2024-05-15
70 % 4.79 3303 2024-05-21
50 % 4.96 3545 2024-05-27
30 % 5.10 3741 2024-06-05
10 % 5.58 4488 2024-06-19
05 % 6.19 5477 2024-06-26

Peakflow exceedence plot for DARM8

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