Peakflow Forecasts Header

MF FLATHEAD--NEAR WEST GLACIER
   State:  Montana    County:  FLATHEAD
   Latitude:  48 29' 43" North    Longitude:  114 0' 33" West
   Elevation:  3129 feet
   Supporting WFO:  Missoula    
   Action Stage:  9'   Flood Stage:  10'   Moderate Flood Stage:  14'
   Major Flood Stage:  
18'

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.

MF FLATHEAD--NEAR WEST GLACIER   (WGCM8)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-24
Forecast Period: April 24 to August 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 5.34 8853 2024-05-13
90 % 5.44 9204 2024-05-13
70 % 5.63 9849 2024-05-21
50 % 5.91 10822 2024-05-28
30 % 6.25 12012 2024-06-05
10 % 6.85 14121 2024-06-19
05 % 7.53 16592 2024-06-21

Peakflow exceedence plot for WGCM8

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