Peakflow Forecasts Header

SNAKE--AB JACKSON L AT FLAGG R
   State:  Wyoming    County:  TETON
   Latitude:  44 5' 55" North    Longitude:  110 40' 1" West
   Elevation:  6802 feet
   Supporting WFO:  Riverton    
   Action Stage:  9'   Flood Stage:  10'   Moderate Flood Stage:  11'

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.

SNAKE--AB JACKSON L AT FLAGG R   (FLGW4)
Forecasts for Water Year
2025
Ensemble Date: 2025-05-12
Forecast Period: May 12 to September 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 7.30 6261 2025-05-13
90 % 7.30 6261 2025-05-13
70 % 7.30 6261 2025-05-13
50 % 7.30 6261 2025-05-13
30 % 7.37 6408 2025-05-25
10 % 7.79 7324 2025-06-01
05 % 8.26 8409 2025-06-09

Peakflow exceedence plot for FLGW4

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