Peakflow Forecasts Header

SKOOKUMCHUCK--NEAR BUCODA
   State:  Washington    County:  THURSTON
   Latitude:  46 46' 20" North    Longitude:  122 55' 23" West
   Elevation:  195 feet
   Supporting WFO:  Seattle    
   Action Stage:  209.5'   Flood Stage:  211.5'   Moderate Flood Stage:  213'
   Major Flood Stage:  215'

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.

SKOOKUMCHUCK--NEAR BUCODA   (BCDW1)
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 % 207.11 1072 2021-12-13
90 % 207.13 1085 2021-12-22
70 % 209.42 2199 2022-01-08
50 % 212.02 3680 2022-01-19
30 % 213.13 4782 2022-02-01
10 % 214.66 7643 2022-02-24
05 % 215.40 9385 2022-03-03

Peakflow exceedence plot for BCDW1

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