...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST WEDNESDAY...
950 PM PST Tue Jan 15 2019
.Synopsis for the Central California Coast and Bays Including
the Monterey Bay...Greater Farallones...and Cordell Bank
National Marine Sanctuaries...
A powerful 965 mb low pressure center located 1300 miles west
northwest of the Bay Area will move toward the Pacific Northwest
through late week bringing a swath of sub-tropical moisture laden
air with heavy rain and wind to the entire forecast area Wednesday
into Thursday. A combination of heavy wind, large seas, heavy rain,
and scattered thunderstorms will result in similarly hazardous
conditions to the mid December 2018 storm. A very large and long
period west swell will arrive Thursday morning and last into
Friday before subsiding. Mariners are urged to monitor weather
forecasts closely this week.
S winds 5 to 15 kt...increasing to 15 to 25 kt after midnight. Wind waves 3 to 5 ft. W swell 6 to 8 ft at 15 seconds. Chance of showers.
S winds 15 to 25 kt...becoming southeast 25 to 35 kt in the afternoon. Combined seas 6 to 10 ft dominant period 16 seconds...increasing to 6 to 15 ft dominant period 17 seconds in the afternoon. Chance of rain in the morning, then rain in the afternoon.
S winds 30 to 40 kt. Gusts up to 55 kt in the evening. Combined seas 8 to 17 ft dominant period 18 seconds. Slight chance of thunderstorms in the evening. Rain through the night.
SW winds 15 to 25 kt. Wind waves 4 to 6 ft. W swell 13 to 16 ft at 19 seconds. Slight chance of thunderstorms in the morning. Showers likely through the day.
W winds 10 to 20 kt. Wind waves 2 to 4 ft. W swell 17 to 20 ft at 17 seconds. Chance of showers in the evening, then slight chance of showers after midnight.
N winds 10 kt. Wind waves 2 ft or less. W swell 11 to 14 ft. Slight chance of showers.
SE winds 10 kt. Wind waves 2 ft or less. W swell 6 to 8 ft. Slight chance of showers.
NW winds 10 to 20 kt. Wind waves 2 to 4 ft. W swell 7 to 9 ft. Chance of showers, then slight chance of showers. .....san francisco bar/fourfathom bank forecast..... in the deep water channel...combined seas 6 to 8 ft at 17 seconds. across the bar...combined seas 7 to 9 ft at 17 seconds. Maximum ebb current of 1.3 knots at 12:01 am wednesday and 2.8 knots at 12:13 pm wednesday.