Peakflow Forecasts Header

MF NOOKSACK--NEAR DEMING
   State:  Washington    County:  WHATCOM
   Latitude:  48 46' 45" North    Longitude:  122 6' 23" West
   Elevation:  580 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.

MF NOOKSACK--NEAR DEMING   (MFNW1)
Forecasts for Water Year
2025
Ensemble Date: 2025-05-14
Forecast Period: May 14 to September 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 3.85 752 2025-05-25
90 % 3.94 842 2025-05-28
70 % 4.26 1139 2025-06-04
50 % 4.50 1403 2025-06-13
30 % 5.17 2299 2025-07-14
10 % 5.40 2671 2025-08-24
05 % 5.66 3126 2025-08-29

Peakflow exceedence plot for MFNW1

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