


Offshore Forecast
Issued by NWS
Issued by NWS
093 FZPN35 KWBC 312157 OFFN35 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 257 PM PDT Thu Jul 31 2025 Washington and Oregon waters- Inner waters from 60 nm to 150 nm offshore. Outer waters from 150 nm to 250 nm offshore. Conditions given represent the highest within that period. Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. .SYNOPSIS FOR WASHINGTON AND OREGON WATERS...Weak low pressure will drift across the far NW waters tonight through late Fri before dissipating just N of the area. High pressure will build across the waters tonight into Sun before weakening Sun night. A weak cold front will approach from the NW Sun night into Mon, then move across the waters late Mon into Tue. High pressure will rebuild across the area behind the front Tue and Tue night. Cape Flattery to Cape Lookout .TONIGHT...Variable winds 5 to 15 kt, becoming W to SW. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .FRI...W to NW winds less than 10 kt. Seas 3 ft. .FRI NIGHT...NW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...NW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...NW winds 5 to 15 kt. Seas 3 to 5 ft. .SUN...NW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 5 ft. .MON...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .MON NIGHT...S to SW winds 10 to 20 kt. Seas 4 to 7 ft. .TUE...W to SW winds 5 to 15 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 5 to 15 kt. Seas 4 to 6 ft. Cape Lookout to Point St. George .TONIGHT...N winds 5 to 15 kt, becoming W to NW. Seas 3 to 4 ft. .FRI...N to NW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...N winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...N winds 5 to 15 kt. Seas 3 to 5 ft. .SUN...N winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...N winds 5 to 15 kt. Seas 3 to 4 ft. .MON...N winds 5 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. .TUE...W winds 5 to 15 kt. Seas 3 to 6 ft. .TUE NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 6 ft. .Forecaster Joseph. Ocean Prediction Center.