Hurricane Warnings in Effect

Atlantic:  High Seas

NAVTEX Marine Forecast (Astoria, OR)

[Printable Version]   [Alt Link/Previous Versions]

FZPN24 KWNM 232238
OFFN09

NAVTEX Marine Forecast for Washington and Oregon waters
NWS Ocean Prediction Center Washington DC
338 PM PDT Wed Sep 23 2020

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...A strong cold front passing SE of the waters will be
followed by a series of low pressure troughs moving across the
area tonight and Thu. A high pressure ridge will briefly build
across the region late Thu and move inland Thu night. An area of
low pressure will move across the N waters Fri and pass inland
near the N Washington coast by Fri night. A warm front will
quickly lift NE across the waters Fri night into Sat followed by
a cold front moving across the far N portion late Sat. Another
warm front will lift NE across the waters Sun as high pressure
rebuilds from the SW late Sun and Sun night.  

Canadian border to 45N

...GALE WARNING...

.TONIGHT...W to SW winds 20 to 30 kt. Seas 12 to 19 ft.
Scattered showers and tstms. 
.THU...SW winds 15 to 25 kt. Seas 12 to 19 ft. Scattered showers
and tstms. 
.THU NIGHT...S to SW winds 25 to 35 kt. Seas 11 to 18 ft.
Scattered showers with vsby 1 nm or less. 
.FRI...W winds 25 to 35 kt. Seas 12 to 21 ft. 
.FRI NIGHT...S to SW winds 15 to 25 kt. Seas 8 to 13 ft. 
.SAT...SW winds 15 to 25 kt. Seas 6 to 10 ft. 
.SAT NIGHT...SW winds 20 to 30 kt. Seas 7 to 12 ft. 
.SUN...W to SW winds 15 to 25 kt. Seas 7 to 12 ft. 
.SUN NIGHT...Variable winds 5 to 15 kt. Seas 9 to 13 ft.
.MON...S to SE winds 10 to 20 kt. Seas 6 to 10 ft. 
.MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. 

45N to Point Saint George

...GALE WARNING...

.TONIGHT...W to SW winds 25 to 35 kt. Seas 12 to 19 ft. 
.THU...W to SW winds 10 to 20 kt. Seas 12 to 19 ft. 
.THU NIGHT...SW winds 20 to 30 kt. Seas 10 to 16 ft. 
.FRI...S to SW winds 15 to 25 kt. Seas 10 to 17 ft. 
.FRI NIGHT...W to SW winds 15 to 25 kt. Seas 8 to 14 ft. 
.SAT...SW winds 10 to 20 kt. Seas 6 to 10 ft. 
.SAT NIGHT...SW winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN...N winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas 6 to 10 ft. 
.MON...N winds 20 to 30 kt. Seas 7 to 12 ft. 
.MON NIGHT...N to NE winds 20 to 30 kt. Seas 6 to 11 ft.