Heavy rain expected across the Mid-Atlantic region and central Appalachians.

Heavy rainfall is possible over portions of the eastern United States today, with the highest risk across the Mid-Atlantic and central Appalachians. Click the "Read More" link for excessive rainfall forecasts from the Weather Prediction Center. Afternoon showers and thunderstorms are possible over portions of the Southwest and southern Rockies through Friday.
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30NM WNW San Francisco CA

Marine Point Forecast

[NOTICE]
  • Today

    Patchy Fog

    WNW 12kt
    3ft
  • Tonight

    Patchy Fog

    NW 16kt
    4ft
  • Friday

    Patchy Fog

    NW 18kt
    4ft
  • Friday
    Night

    Increasing Clouds

    NW 19kt
    4-5ft
  • Saturday

    Mostly Cloudy

    WNW 11kt
    3ft
  • Saturday
    Night

    Mostly Cloudy

    NW 16kt
    4ft
  • Sunday

    Rain Likely

    WNW 12kt
    4ft
  • Sunday
    Night

    Slight Chc Rain

    NW 14kt
    4ft
  • Monday

    Chance Rain

    NNW 10ktWinds Decreasing
    4ft

Associated Zone Forecast which includes this point

Last Update: 4:57 pm PDT Sep 28, 2016
Forecast Valid: 5am PDT Sep 29, 2016-6pm PDT Oct 5, 2016

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Detailed Forecast


Synopsis: GREATER FARALLONES...AND CORDELL BANK NATIONAL MARINE SANCTUARIES...

A WEAKENING SURFACE HIGH PRESSURE AREA OVER THE EASTERN PACIFIC WILL RESULT IN LIGHTER WINDS ACROSS THE COASTAL WATERS TODAY. WINDS WILL STRENGTHEN FRIDAY AFTERNOON AS AN UPPER LEVEL TROUGH DEEPENS OFF THE WEST COAST.

Today
WNW wind 8 to 12 kt. Patchy fog before 11am. WNW swell 3 ft at 10 seconds. Wind waves around 1 ft.
Tonight
NW wind 13 to 16 kt. Patchy fog after 11pm. WNW swell 3 ft at 10 seconds. Wind waves around 2 ft.
Friday
NW wind around 18 kt. Patchy fog before 11am. WNW swell 3 ft at 10 seconds. Wind waves around 2 ft.
Friday Night
NW wind 17 to 19 kt, with gusts as high as 25 kt. Increasing clouds. WNW swell 3 ft. Wind waves 2 to 4 ft.
Saturday
WNW wind around 11 kt, with gusts as high as 21 kt. Mostly cloudy. WNW swell 3 ft. Wind waves around 1 ft.
Saturday Night
NW wind 14 to 16 kt, with gusts as high as 25 kt. Mostly cloudy. WNW swell 4 ft. Wind waves around 2 ft.
Sunday
WNW wind 10 to 12 kt becoming SW in the morning. Rain likely. WNW swell 4 ft. Wind waves around 1 ft.
Sunday Night
NW wind 12 to 14 kt. A slight chance of rain. WNW swell 4 ft. Wind waves 1 to 2 ft.
Monday
NNW wind 5 to 10 kt becoming variable and less than 5 kt in the morning. A chance of rain. WNW swell 4 ft. Wind waves around 1 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...NW SEAS 4 TO 6 FEET AT 9 SECONDS AND S SEAS 2 TO 3 FEET AT 16 SECONDS. ACROSS THE BAR...NW SEAS 4 TO 6 FEET AT 9 SECONDS AND S SEAS 2 TO 3 FEET AT 16 SECONDS. MAXIMUM EBB CURRENT OF 2.4 KNOTS AT 3:55 AM THURSDAY AND 3.0 KNOTS AT 4:31 PM THURSDAY.

*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: 38°N 122.99°W
Last Update: 4:57 pm PDT Sep 28, 2016
Forecast Valid: 5am PDT Sep 29, 2016-6pm PDT Oct 5, 2016
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