NAVTEX Marine Forecast (Astoria, OR)

FZPN24 KWNM 010533
OFFN09

NAVTEX Marine Forecast for Washington and Oregon waters
NWS Ocean Prediction Center Washington DC
1033 PM PDT Sat May 31 2025

Conditions given represent the highest within that period.

...Please refer to Coastal Waters Forecasts (CWF) available
through NOAA Weather Radio and other means for detailed coastal
waters forecasts...

.SYNOPSIS...Strong high pressure will build to the W of the
waters tonight into Sun, then persist into Mon night. A low
pressure trough will strengthen from the southern Oregon coast
southward tonight into Mon night. Both the trough and high will
begin to slowly weaken Tue as a weak cold front slides SE into
the NW waters Tue into Wed night while dissipating. Another
weakening cold front will move SE into the far northern waters
Thu and Thu night while the high pressure centered W of the
northern California waters and a coastal trough over northern
California persist.  

Canadian border to 45N

.TONIGHT...N to NW winds 20 to 30 kt. Seas 9 to 13 ft. 
.SUN...N to NW winds 20 to 30 kt. Seas 7 to 12 ft. 
.SUN NIGHT...N to NW winds 20 to 30 kt. Seas 9 to 13 ft. 
.MON...N to NW winds 20 to 30 kt. Seas 9 to 13 ft. 
.MON NIGHT...NW winds 20 to 30 kt. Seas 8 to 12 ft. 
.TUE...NW winds 15 to 25 kt. Seas 7 to 11 ft. 
.TUE NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft. 
.WED...NW winds 15 to 25 kt. Seas 6 to 9 ft. 
.WED NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft. 
.THU...NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.THU NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft. 

45N to Point Saint George

...GALE WARNING...

.TONIGHT...N winds 30 to 40 kt. Seas 10 to 15 ft. 
.SUN...N winds 30 to 40 kt. Seas 12 to 17 ft. 
.SUN NIGHT...N winds 30 to 40 kt. Seas 12 to 17 ft. 
.MON...N winds 30 to 40 kt. Seas 11 to 17 ft. 
.MON NIGHT...N winds 35 to 45 kt. Seas 12 to 18 ft. 
.TUE...N winds 30 to 40 kt. Seas 10 to 16 ft. 
.TUE NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. 
.WED...N winds 20 to 30 kt. Seas 7 to 11 ft. 
.WED NIGHT...N winds 20 to 30 kt. Seas 7 to 10 ft. 
.THU...N winds 20 to 30 kt. Seas 7 to 11 ft. 
.THU NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft.