Peakflow Forecasts Header

SAUK--NEAR SAUK
   State:  Washington    County:  SKAGIT
   Latitude:  48 25' 28" North    Longitude:  121 34' 1" West
   Elevation:  266 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.

SAUK--NEAR SAUK   (SAKW1)
Forecasts for Water Year
2026
Ensemble Date: 2026-09-08
Forecast Period: September 8 to January 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 6.21 7276 2026-10-21
90 % 7.20 10879 2026-10-30
70 % 9.55 24543 2026-11-14
50 % 10.24 30060 2026-11-27
30 % 12.60 49693 2026-12-08
10 % 17.11 85781 2026-12-19
05 % 19.64 102132 2026-12-23

Peakflow exceedence plot for SAKW1

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