High pressure is centered offshore with a thermal trough over northern California. The thermal trough will strengthen and build north along the coast Friday...then shift inland Saturday. A weak cold front will move across the waters Sunday night.

W wind 5 to 10 kt...veering to N. Wind waves 2 ft or less. W swell 10 to 11 ft at 11 seconds.

N wind 5 to 15 kt. Wind waves 2 ft or less. W swell 8 to 9 ft at 10 seconds...subsiding to 7 ft at 10 seconds in the afternoon.

N wind 5 to 15 kt. Wind waves 3 ft in the evening... becoming 2 ft or less. W swell 6 to 7 ft at 9 seconds.

NW wind 5 to 10 kt. Wind waves 2 ft or less. W swell 4 to 5 ft.

NW wind 5 kt...backing to S after midnight. Wind waves 2 ft or less. W swell 5 ft.

SW wind 5 kt. Wind waves 2 ft or less. W swell 6 ft.

SW wind 5 to 10 kt. Wind waves 2 ft or less. W swell 6 to 7 ft. Chance of rain.

N wind 15 kt. Wind waves 2 ft or less... becoming 3 ft. W swell 6 ft.

S wind 15 kt...veering to W. Wind waves 3 ft. W swell 5 ft.