Strong Storm Moving Through the East; Major Weather Impacts in Hawaii and Alaska

A strengthening storm will bring high winds and snow to the Great Lakes and Northeast U.S. today. Scattered severe thunderstorms are likely into this afternoon across the ArkLaMiss vicinity. Heavy rain from a Kona Low may bring catastrophic flooding, gusty winds, and high surf to Hawaii into Tuesday. A major winter storm is impacting western Alaska with heavy snow and strong winds through today.
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10NM SSW San Francisco CA

Marine Point Forecast

[NOTICE]
  • Tonight

    Rain Likely

    NW 7ktWinds Decreasing
    4ft
  • Tuesday

    Slight Chc Rain

    ENE 12kt
    2-4ft
  • Tuesday
    Night

    Patchy Fog

    WNW 8kt
    3-4ft
  • Wednesday

    Mostly Cloudy

    WNW 14kt
    3-4ft
  • Wednesday
    Night

    Chance Rain

    NW 19kt
    4ft
  • Thursday

    Chance Rain

    NW 19kt
    5ft
  • Thursday
    Night

    Mostly Clear

    NNW 17kt
    6ft
  • Friday

    Sunny

    N 10kt
    5ft
  • Friday
    Night

    Partly Cloudy

    NNW 8kt
    5ft

Associated Zone Forecast which includes this point

Last Update: 3:01 pm PST Dec 6, 2021
Forecast Valid: 6pm PST Dec 6, 2021-6pm PST Dec 13, 2021

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Detailed Forecast


Synopsis: PZZ500-071115- 223 PM PST Mon Dec 6 2021 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Northwest winds have begun to diminish over the northern waters, but remain moderately breezy to gusty over the southern waters until early Tuesday morning that could still generate steep wind waves making it hazardous for smaller vessels. Rain is still expected thorugh Monday night with a slight chance for thunder. A moderate period northwest swell is forecast to arrive on Wednesday ahead of the next cold front that will increase winds and bring another chance for rain. $$

Tonight
NW wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Rain likely, mainly before 10pm. Mixed swell...W 1 ft at 17 seconds and SSW 1 ft at 15 seconds. Wind waves 3 to 4 ft.
Tuesday
ENE wind 8 to 12 kt becoming WNW in the afternoon. A slight chance of rain before 7am. Mixed swell...W 1 ft at 17 seconds and SSW 1 ft at 15 seconds. Wind waves 2 to 4 ft.
Tuesday Night
WNW wind 5 to 8 kt. Patchy fog before 7pm. Mixed swell...W 1 ft at 16 seconds and SSE 1 ft at 14 seconds becoming SSW. Wind waves 3 to 4 ft.
Wednesday
WNW wind 9 to 14 kt. Mostly cloudy. Mixed swell...W 1 ft and SSW 1 ft. Wind waves 3 to 4 ft.
Wednesday Night
NW wind 16 to 19 kt. A chance of rain after 10pm. Mixed swell...W 1 ft and SSW 1 ft. Wind waves around 4 ft.
Thursday
NW wind 11 to 19 kt. A chance of rain before 10am. Mixed swell...W 1 ft and SSW 1 ft. Wind waves around 5 ft.
Thursday Night
NNW wind 15 to 17 kt. Mostly clear. Mixed swell...W 2 ft and SSW 1 ft. Wind waves 5 to 6 ft.
Friday
N wind around 10 kt. Sunny. Mixed swell...W 5 ft and SSW 1 ft. Wind waves around 1 ft.
Friday Night
NNW wind 6 to 8 kt becoming NNE after midnight. Partly cloudy. Mixed swell...W 5 ft and SSE 1 ft. Wind waves around 1 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Combined northwest seas 3 to 4 feet at 8 seconds. ACROSS THE BAR...Combined northwest seas 4 to 5 ft at 8 seconds. Maximum ebb current of 4.4 kt at 04:55 PM Monday and 1.5 kt at 06:37 AM Tuesday.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 37.62°N 122.51°W
Last Update: 3:01 pm PST Dec 6, 2021
Forecast Valid: 6pm PST Dec 6, 2021-6pm PST Dec 13, 2021
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