Offshore Forecast
Issued by NWS
Issued by NWS
401 FZPN35 KWBC 182151 OFFN35 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 251 PM PDT Wed Sep 18 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 build E into the waters tonight, then persist through Mon night. A low pressure trough will develop along the southern Oregon coast later tonight into Thu, then persist through Mon night. A weak cold front will move into the area Thu, then dissipate Thu night. A warm front will pass across the NW waters Fri and Fri night. A cold front will approach from the NW Sat, stall just N of the waters Sat night through Sun night, then lift back N away from the waters as a warm front Mon. A stronger cold front will slowly approach from the W later Mon and Mon night. Cape Flattery to Cape Lookout .TONIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .THU...NW winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. .FRI...NW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...W to NW winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...W to SW winds 5 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...W winds 5 to 15 kt. Seas 5 to 8 ft. .SUN...W winds 5 to 15 kt. Seas 5 to 8 ft. .SUN NIGHT...W to SW winds 10 to 20 kt. Seas 5 to 8 ft. .MON...W to SW winds 5 to 15 kt. Seas 5 to 9 ft. .MON NIGHT...N to NW winds 5 to 15 kt. Seas 5 to 9 ft. Cape Lookout to Point St. George .TONIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .THU...N winds 15 to 25 kt. Seas 6 to 10 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .FRI...N winds 15 to 25 kt. Seas 6 to 10 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 6 to 11 ft. .SAT...N winds 20 to 30 kt. Seas 7 to 12 ft. .SAT NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft. .SUN...N winds 15 to 25 kt. Seas 6 to 10 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .MON...N winds 20 to 30 kt. Seas 5 to 9 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 6 to 11 ft. .Forecaster Collins. Ocean Prediction Center.