Peakflow Forecasts Header

DUNGENESS--NEAR SEQUIM
   State:  Washington    County:  CLALLAM
   Latitude:  48 0' 52" North    Longitude:  123 7' 53" West
   Elevation:  569 feet
   Supporting WFO:  Seattle    
   Action Stage:  5.9'   Flood Stage:  7'   Moderate Flood Stage:  7.5'
   Major Flood Stage:  
8'

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.

DUNGENESS--NEAR SEQUIM   (DRSW1)
Forecasts for Water Year
2025
Ensemble Date: 2025-07-12
Forecast Period: July 12 to November 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 3.23 346 2025-07-13
90 % 3.23 346 2025-07-13
70 % 3.66 536 2025-10-08
50 % 4.05 758 2025-10-20
30 % 4.33 940 2025-10-28
10 % 5.56 2150 2025-10-31
05 % 5.98 2695 2025-11-01

Peakflow exceedence plot for DRSW1

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