Offshore Forecast
Issued by NWS
Issued by NWS
832 FZPN35 KWBC 230958 OFFN35 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 258 AM PDT Mon Sep 23 2024 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 high pressure ridge will slowly weaken over the waters through Tue. At the same time a coastal trough will expand along the coast and persist through Tue. A weak cold front will pass across the waters Tue night into Wed night. A strong low pressure system will pass likely to the NW and then N of the waters Thu and Thu night with significant swells entering the waters from late Thu into Fri night. Conditions then improve by early Sat as high pressure begins to build over the waters. Cape Flattery to Cape Lookout ...GALE FORCE WINDS POSSIBLE THU... .TODAY...W to SW winds 10 to 20 kt. Seas 6 to 10 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...W to SW winds 5 to 15 kt. Seas 6 to 11 ft. Areas of fog with vsby 1 nm or less. .TUE...W to SW winds 5 to 15 kt. Seas 7 to 11 ft. .TUE NIGHT...W to NW winds 15 to 25 kt. Seas 8 to 12 ft. Chance of rain. .WED...NW winds 15 to 25 kt. Seas 9 to 12 ft. .WED NIGHT...S to SW winds 15 to 25 kt. Seas 8 to 11 ft. .THU...S winds 30 to 40 kt. Seas 10 to 17 ft. .THU NIGHT...W to SW winds 30 to 40 kt. Seas 13 to 21 ft. .FRI...W to NW winds 15 to 25 kt. Seas 12 to 20 ft. .FRI NIGHT...N to NW winds 15 to 25 kt. Seas 9 to 15 ft. Cape Lookout to Point St. George .TODAY...N winds 15 to 25 kt. Seas 6 to 9 ft. Areas of fog with vsby 1 nm or less early in the morning. .TONIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .TUE...N winds 15 to 25 kt. Seas 7 to 9 ft. .TUE NIGHT...W to NW winds 10 to 20 kt. Seas 8 to 11 ft. .WED...NW winds 10 to 20 kt. Seas 8 to 12 ft. .WED NIGHT...N to NW winds 5 to 15 kt. Seas 8 to 11 ft. .THU...SW winds 20 to 30 kt. Seas 8 to 14 ft. .THU NIGHT...SW winds 20 to 30 kt. Seas 10 to 16 ft. .FRI...N winds 15 to 25 kt. Seas 9 to 16 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 10 to 14 ft. .Forecaster Bancroft. Ocean Prediction Center.