Peakflow Forecasts Header

SAMISH--NEAR BURLINGTON
   State:  Washington    County:  SKAGIT
   Latitude:  48 32' 44" North    Longitude:  122 20' 18" West
   Elevation:  0 feet
   Supporting WFO:  Seattle    
   Action Stage:  9.99'   Flood Stage:  11.24'   Moderate Flood Stage:  15.16'
   Major Flood Stage:  
18.4'

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.

SAMISH--NEAR BURLINGTON   (SMRW1)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-24
Forecast Period: April 24 to August 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 6.37 416 2024-04-29
90 % 6.37 416 2024-04-29
70 % 6.37 416 2024-04-29
50 % 6.37 417 2024-05-06
30 % 6.93 566 2024-05-19
10 % 7.68 799 2024-06-07
05 % 7.86 862 2024-06-12

Peakflow exceedence plot for SMRW1

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