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BIG LOST--MACKAY RESERVOIR NEAR MACKAY
   State:  Idaho    County:  CUSTER
   Latitude:  43 57' 5" North    Longitude:  113 40' 27" West
   Elevation:  5946 feet
   Supporting WFO:  Pocatello    
   Inflow Data  

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.

BIG LOST--MACKAY RESERVOIR NEAR MACKAY   (MACI1)
Forecasts for Water Year
2022
Ensemble Date: 2021-12-08
Forecast Period: December 8 to April 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 199 2021-12-08
90 % 199 2021-12-08
70 % 199 2021-12-08
50 % 199 2021-12-08
30 % 199 2021-12-08
10 % 233 2022-03-22
05 % 452 2022-03-30

Peakflow exceedence plot for MACI1

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