Peakflow Forecasts Header

SELWAY--NEAR LOWELL
   State:  Idaho    County:  IDAHO
   Latitude:  46 5' 12" North    Longitude:  115 30' 46" West
   Elevation:  1540 feet
   Supporting WFO:  Missoula    
   Action Stage:  13.5'   Flood Stage:  14'   Moderate Flood Stage:  16'
   Major Flood Stage:  
18'

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.

SELWAY--NEAR LOWELL   (SELI1)
Forecasts for Water Year
2022
Ensemble Date: 2021-12-07
Forecast Period: December 7 to April 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 4.47 2140 2021-12-07
90 % 4.73 2560 2021-12-28
70 % 5.66 4447 2022-02-10
50 % 6.59 7042 2022-03-20
30 % 7.07 8606 2022-03-27
10 % 8.08 12442 2022-04-01
05 % 8.68 14970 2022-04-01

Peakflow exceedence plot for SELI1

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