High Winds and Blizzard Conditions in the Central U.S.; Critical Fire Weather in Southern California

A powerful winter storm will continue to bring widespread impacts to the central U.S. today. Blizzard conditions will continue across portions of the east-central and northern Plains while high winds to 65 mph will continue over portions of the west-central and northern Plains into this evening. Gusty offshore winds will drive several days of critical fire weather in southern California.
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Last Update: 823 AM PST Fri Jan 15 2021

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12NM SW San Francisco CA

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING...
Synopsis: PZZ500-160515- 823 AM PST Fri Jan 15 2021 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Moderate to locally breezy northwest winds across the waters through much of the weekend. Winds will shift more northerly Sunday and Sunday night and increase as offshore winds pick up over land. Occasional gale force gusts will be possible at that time across the northern outer waters. Moderate west to northwest swell will build through tonight resulting in hazardous seas conditions for small crafts into the weekend. A second larger long period northwest swell will arrive late Sunday. $$

Today
NW winds 5 to 15 kt. Wind waves 6 to 7 ft. W swell 6 to 8 ft at 16 seconds and NW up to 2 ft at 20 seconds.
Tonight
NW winds 10 to 20 kt with gusts up to 25 kt. Wind waves 6 to 7 ft. W swell 7 to 9 ft at 14 seconds and W 6 to 8 ft at 20 seconds.
Sat
NW winds 15 to 25 kt with gusts up to 30 kt. Wind waves 7 to 8 ft. Swell W 11 to 13 ft at 17 seconds.
Sat Night
N winds 10 to 20 kt with gusts up to 25 kt. Wind waves 7 to 8 ft. Swell W 7 to 9 ft at 16 seconds.
Sun
NW winds 5 to 15 kt. Wind waves 6 to 7 ft. W swell 2 to 4 ft at 22 seconds and W 5 to 7 ft at 14 seconds.
Sun Night
NW winds 5 to 15 kt. Wind waves 8 to 9 ft. W swell 8 to 10 ft at 22 seconds and W 2 to 4 ft at 14 seconds.
Martin Luther King Jr Day
N winds 15 to 25 kt with gusts up to 30 kt. Wind waves 8 to 9 ft. W swell 8 to 10 ft.
Tue
N winds 15 to 25 kt with gusts up to 30 kt. Wind waves 6 to 7 ft. W swell 3 to 5 ft. .....san francisco bar/fourfathom bank forecast..... in the deep water channel...seas 8 to 10 ft with a dominant period of 15 seconds. across the bar...seas 12 to 15 ft with a dominant period of 19 seconds. Maximum ebb current of 3.1 kt at 06:07 pm friday and 1.9 kt at 06:55 am saturday.
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ABOUT THIS FORECAST

Last Update: 823 AM PST Fri Jan 15 2021
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