Peakflow Forecasts Header

PAYETTE--NEAR EMMETT
   State:  Idaho    County:  GEM
   Latitude:  43 55' 50" North    Longitude:  116 26' 30" West
   Elevation:  2400 feet
   Supporting WFO:  Boise    
   Action Stage:  10'   Flood Stage:  10.5'   Moderate Flood Stage:  12'
   Major Flood Stage:  
15'

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.

PAYETTE--NEAR EMMETT   (EMMI1)
Forecasts for Water Year
2022
Ensemble Date: 2021-12-08
Forecast Period: December 8 to April 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 3.39 2191 2022-02-09
90 % 3.67 2528 2022-02-20
70 % 4.66 3845 2022-03-11
50 % 5.10 4489 2022-03-21
30 % 5.95 5798 2022-03-24
10 % 6.89 7503 2022-03-27
05 % 8.32 10525 2022-03-29

Peakflow exceedence plot for EMMI1

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