Peakflow Forecasts Header

SNAKE--NEAR HEISE
   State:  Idaho    County:  BONNEVILLE
   Latitude:  43 36' 45" North    Longitude:  111 39' 36" West
   Elevation:  5015 feet
   Supporting WFO:  Pocatello    
   Action Stage:  6.25'   Flood Stage:  8'   Moderate Flood Stage:  9.5'
   Major 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--NEAR HEISE   (HEII1)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-22
Forecast Period: April 22 to August 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 7.45 19280 2024-05-29
90 % 7.47 19398 2024-06-01
70 % 7.60 20150 2024-06-08
50 % 8.07 22930 2024-06-11
30 % 8.71 26757 2024-06-11
10 % 9.30 30034 2024-06-15
05 % 9.63 31950 2024-06-19

Peakflow exceedence plot for HEII1

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