


Offshore Forecast
Issued by NWS
Issued by NWS
499 FZPN35 KWBC 190343 OFFN35 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 843 PM PDT Wed Jun 18 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...A surface trough will approach from the W tonight and Thu and cross over the waters Thu night through Fri night. High pressure, SW of the waters, will build E across the waters Sat into Sun while a surface trough persists along the coast. Then another weak low will track NW to SE across the waters Sun night through Mon night. Please see https://www.weather.gov/media/notification/pdf_2025/ pns25-33_vobra_discontinuation_2025.pdf (all lower case) for a proposal to discontinue this product. Cape Flattery to Cape Lookout .TONIGHT...W to SW winds 10 to 20 kt. Seas 5 to 9 ft. .THU...W winds 5 to 15 kt. Seas 6 to 10 ft. .THU NIGHT...W winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...W to NW winds 10 to 20 kt. Seas 5 to 9 ft. .FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft. .SAT...NW winds 20 to 30 kt. Seas 7 to 11 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .SUN...NW winds 5 to 15 kt. Seas 5 to 8 ft. .SUN NIGHT...NW winds less than 10 kt. Seas 5 to 6 ft. .MON...NW winds less than 10 kt. Seas 4 to 5 ft. .MON NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. Cape Lookout to Point St. George .TONIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. .THU...N to NW winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...W to NW winds 10 to 20 kt. Seas 7 to 8 ft. .FRI...W to NW winds 15 to 25 kt. Seas 6 to 10 ft. .FRI NIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .SAT...NW winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...NW winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 7 ft. .MON...N winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .Forecaster Byrd. Ocean Prediction Center.