Turning Stormy in the Northwest

An active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rain and high elevation snow. Northern California will benefit from rainfall this week that will aid firefighters given the recent large wildfires.
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18NM S San Francisco CA

Marine Point Forecast

[NOTICE]
  • Today

    Partly Sunny

    WNW 14km/h
    1m
  • Tonight

    Mostly Cloudy

    W 13km/h
    1m
  • Thursday

    Partly Sunny

    Light Wind
    1m
  • Thursday
    Night

    Chance Rain

    S 21km/h
    1-2m
  • Friday

    Partly Sunny

    NW 29km/h
    3m
  • Friday
    Night

    Partly Cloudy

    WNW 34km/hWinds Decreasing
    3m
  • Saturday

    Sunny

    NW 14km/h
    2-3m
  • Saturday
    Night

    Mostly Clear

    NW 18km/h
    2m
  • Sunday

    Sunny

    N 14km/h
    2m

Associated Zone Forecast which includes this point

Last Update: 7:52 pm PDT Oct 17, 2017
Forecast Valid: 5am PDT Oct 18, 2017-6pm PDT Oct 24, 2017

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Detailed Forecast


Synopsis: PZZ500-181030- 909 PM PDT Tue Oct 17 2017 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... An upper level disturbance located off the coast of Santa Barbara will continue east just south of our coastal waters. This system has been associated with light precipitation and lightning. There is still a chance of thunderstorms over the southern waters between now and midnight. A cold front is forecast to move across the waters late Thursday. This system may bring light rain. A moderate to long period mixed northwesterly and southerly swell has arrived with buoys reporting periods of 18 to 19 seconds across the coastal waters. Later this week a very large northwesterly swell train is forecast to move across the area. This large swell will create hazardous conditions. $$

Today
WNW wind 8 to 14 km/h. Partly sunny. Mixed swell...WNW 1 ft at 11 seconds and SW 1 ft at 16 seconds. Wind waves 1 m or less.
Tonight
W wind 5 to 13 km/h. Mostly cloudy. Mixed swell...WNW 1 ft at 11 seconds and SW 1 ft at 16 seconds. Wind waves 1 m or less.
Thursday
Variable winds 5 km/h or less. Partly sunny. WNW swell 1 ft at 10 seconds. Wind waves 1 m or less.
Thursday Night
S wind around 21 km/h becoming NNW in the evening. A chance of rain. WNW swell 2 ft. Wind waves 1 m or less.
Friday
NW wind 23 to 29 km/h, with gusts as high as 37 km/h. Partly sunny. W swell 3 ft. Wind waves 1 m or less.
Friday Night
WNW wind 29 to 34 km/h decreasing to 21 to 26 km/h in the evening. Winds could gust as high as 40 km/h. Partly cloudy. W swell 3 ft becoming WNW. Wind waves 1 m or less.
Saturday
NW wind around 14 km/h. Sunny. WNW swell 2 to 3 ft. Wind waves 1 m or less.
Saturday Night
NW wind 16 to 18 km/h. Mostly clear. WNW swell 2 ft. Wind waves 1 m or less.
Sunday
N wind 11 to 14 km/h. Sunny. WNW swell 2 ft. Wind waves 1 m or less.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Combined seas 3 to 5 ft with a dominant swell period 18 seconds. ACROSS THE BAR...Combined seas 4 to 6 ft with a dominant swell period of 18 seconds. Maximum ebb current of 1.3 knots at 02:12 AM Wednesday and 1.6 knots at 03:12 PM 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: 37.49°N 122.48°W
Last Update: 7:52 pm PDT Oct 17, 2017
Forecast Valid: 5am PDT Oct 18, 2017-6pm PDT Oct 24, 2017
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