Offshore Forecast
Issued by NWS
Issued by NWS
355 FZPN36 KWBC 172142 OFFN36 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 242 PM PDT Tue Sep 17 2024 California 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 CALIFORNIA WATERS...A high pressure ridge across the northern waters will gradually shift S and weaken tonight. A cold front will approach the NW portions tonight, move S into the northern waters later tonight, and across across the central waters late Wed and Wed night. The front will dissipate as it crosses the S waters Thu and Thu night. A low pressure trough will develop along the coast Thu and Thu night, and persist through Sun night. High pressure will build NW of the waters Fri and Fri night, and persist NW of the area Sat through Sun night. Point St. George to Point Arena .TONIGHT...W to NW winds 10 to 20 kt. Seas 5 to 9 ft. Slight chance of tstms. .WED...N winds 15 to 25 kt. Seas 6 to 10 ft. Scattered showers and slight chance of tstms. .WED NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .THU...N winds 15 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft. .FRI...N winds 15 to 25 kt. Seas 6 to 11 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 6 to 11 ft. .SAT...N winds 15 to 25 kt. Seas 6 to 11 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft. .SUN...N winds 15 to 25 kt. Seas 6 to 11 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 7 to 12 ft. Point Arena to Santa Cruz Island, CA .TONIGHT...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 5 to 8 ft. .WED...NW winds 10 to 20 kt. Seas 5 to 9 ft. Chance of showers and slight chance of tstms. .WED NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. .THU...N winds 15 to 25 kt. Seas 5 to 9 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 15 to 25 kt. Seas 6 to 10 ft. .SAT...N winds 15 to 25 kt. Seas 6 to 11 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft. .SUN...N winds 15 to 25 kt. Seas 6 to 11 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 7 to 12 ft. Santa Cruz Island, CA to San Clemente Island, CA...south to Guadalupe Island .TONIGHT...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to 8 ft. .WED...NW winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .THU...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. .THU NIGHT...NW winds 10 to 15 kt. Seas 3 to 6 ft. .FRI...NW winds 10 to 20 kt. Seas 4 to 7 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .SAT...NW winds 10 to 15 kt. Seas 4 to 7 ft. .SAT NIGHT...NW winds 5 to 15 kt. Seas 4 to 7 ft. .SUN...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .Forecaster Achorn. Ocean Prediction Center.