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: 2026-06-06
Forecast Period: June 6 to October 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 5.94 6662 2026-06-10
90 % 5.94 6662 2026-06-10
70 % 5.94 6662 2026-06-10
50 % 5.94 6662 2026-06-10
30 % 6.49 8183 2026-07-15
10 % 7.89 14119 2026-09-26
05 % 9.83 26678 2026-09-30

Peakflow exceedence plot for SAKW1

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