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NF SNOQUALMIE--NEAR SNOQUALMIE FALLS
   State:  Washington    County:  KING
   Latitude:  47 37' 0" North    Longitude:  121 43' 0" West
   Elevation:  1130 feet
   Supporting WFO:  Seattle    

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.

NF SNOQUALMIE--NEAR SNOQUALMIE FALLS   (SNQW1)
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 % 5.62 1862 2021-12-12
90 % 5.62 1862 2021-12-12
70 % 6.90 3253 2022-01-05
50 % 7.62 4257 2022-01-14
30 % 8.59 5864 2022-01-31
10 % 10.63 10355 2022-03-12
05 % 11.12 11648 2022-03-19

Peakflow exceedence plot for SNQW1

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