Peakflow Forecasts Header

SF PAYETTE--AT LOWMAN
   State:  Idaho    County:  BOISE
   Latitude:  44 5' 7" North    Longitude:  115 37' 15" West
   Elevation:  3790 feet
   Supporting WFO:  Boise    
   Action Stage:  7'   Flood Stage:  7.5'   Moderate Flood Stage:  8'
   Major Flood Stage:  
9'

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.

SF PAYETTE--AT LOWMAN   (PRLI1)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-25
Forecast Period: April 25 to August 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 5.02 2146 2024-05-11
90 % 5.18 2377 2024-05-15
70 % 5.28 2541 2024-05-19
50 % 5.44 2786 2024-05-27
30 % 5.71 3245 2024-06-02
10 % 6.07 3901 2024-06-09
05 % 6.21 4171 2024-06-14

Peakflow exceedence plot for PRLI1

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