Unsettled Weather Continues in the Northwest; Ice & Snow to Develop Across Parts of the Central U.S.

Unsettled weather will persist across the western U.S. during the next few days with locally heavy coastal rain and mountain snow for much of the Pacific Northwest. Another weather system will affect parts of the Southwest and central United States with snow and mixed precipitation developing from Oklahoma northeastward into the Great Lakes.
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19NM S San Francisco CA

Marine Point Forecast

[NOTICE]
  • Today

    Rain Likely

    S 20kt
    9ft

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Rain Likely

    S 11ktWinds Decreasing
    10ft

    Small Craft Advisory
    Small Craft Advisory

  • Wednesday

    Mostly Sunny

    ENE 10ktWinds Decreasing
    8-9ft

    Small Craft Advisory
    Small Craft Advisory

  • Wednesday
    Night

    Partly Cloudy

    ENE 13kt
    6-7ft
  • Thursday

    Partly Sunny

    ENE 10ktWinds Decreasing
    4-5ft
  • Thursday
    Night

    Mostly Cloudy

    NNW 10kt
    4-5ft
  • Friday

    Partly Sunny

    Winds IncreasingNW 6kt
    7-8ft
  • Friday
    Night

    Slight Chc Rain

    Light Wind
    9ft
  • Saturday

    Chance Rain

    Light Wind
    8ft

Associated Zone Forecast which includes this point

Last Update: 4:02 am PST Jan 21, 2020
Forecast Valid: 11am PST Jan 21, 2020-6pm PST Jan 27, 2020

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Detailed Forecast


Synopsis: PZZ500-220445- 819 AM PST Tue Jan 21 2020 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Expect moderate to locally breezy southerly winds through this morning as a cold front approaches and moves through the waters during the remainder of the day. A longer period northwest swell will build today before peaking midweek generating hazardous seas conditions for smaller vessels. Another long period northwest swell will then arrive later this week. $$

Today
S wind around 20 kt. Rain likely. W swell 8 ft at 16 seconds. Wind waves around 4 ft.
Tonight
S wind 6 to 11 kt becoming variable and less than 5 kt in the evening. Rain likely, mainly before 10pm. Mixed swell...W 10 ft at 15 seconds and SSW 1 ft at 15 seconds. Wind waves around 1 ft.
Wednesday
ENE wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. Mostly sunny. Mixed swell...W 8 to 9 ft at 14 seconds and SSW 1 ft at 15 seconds. Wind waves around 1 ft.
Wednesday Night
ENE wind 6 to 13 kt. Partly cloudy. Mixed swell...W 6 to 7 ft and SSW 1 ft. Wind waves around 1 ft.
Thursday
ENE wind 5 to 10 kt becoming variable and less than 5 kt in the morning. Partly sunny. Mixed swell...W 4 to 5 ft and SSW 1 ft becoming WSW. Wind waves around 1 ft.
Thursday Night
NNW wind 8 to 10 kt. Mostly cloudy. Mixed swell...W 4 ft and W 2 ft. Wind waves around 1 ft.
Friday
Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Partly sunny. Mixed swell...W 5 ft and W 6 ft. Wind waves around 1 ft.
Friday Night
Variable winds 5 kt or less. A slight chance of rain. Mixed swell...W 9 ft and ...becoming W 9 ft. Wind waves around 1 ft.
Saturday
Variable winds 5 kt or less. A chance of rain. Mixed swell...W 8 ft and SSW 1 ft. Wind waves around 1 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Seas 4 to 6 ft with a dominant period of 11 seconds. ACROSS THE BAR...Seas 5 to 7 ft with a dominant period of 11 seconds. Maximum ebb current of 3.4 kt at 01:31 PM Tuesday and 1.6 kt at 02:13 AM Wednesday.

*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: 37.47°N 122.47°W
Last Update: 4:02 am PST Jan 21, 2020
Forecast Valid: 11am PST Jan 21, 2020-6pm PST Jan 27, 2020
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