20NM W San Francisco CA

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:NW wind 11 to 13 kt. Mostly sunny. Mixed swell...WNW 5 ft at 10 seconds and SSW 1 ft at 18 seconds. Wind waves around 2 ft.

      NW 13kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NW wind 6 to 13 kt. Mostly clear. Mixed swell...WNW 5 ft at 9 seconds and SSW 1 ft at 17 seconds. Wind waves 1 to 2 ft.

      NW 13kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Mostly sunny. Mixed swell...WNW 4 to 5 ft at 9 seconds and SSW 1 ft at 17 seconds. Wind waves 1 ft or less.

      ⇑NW 6kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:NW wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves 1 ft or less.

      NW 6kt⇓
      4ft

    • Monday

      Monday:Variable winds 5 kt or less. Mostly sunny. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves 1 ft or less.

      Light Wind
      3-4ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 3 ft and S 1 ft. Wind waves 1 ft or less.

      Light Wind
      3ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly sunny. Mixed swell...WNW 3 ft and SSW 2 ft. Wind waves 1 ft or less.

      Light Wind
      3ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 2 ft and SSW 2 ft. Wind waves 1 ft or less.

      Light Wind
      3ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming W 5 to 7 kt in the morning. Mostly sunny. Mixed swell...WNW 2 ft and S 2 ft. Wind waves 1 ft or less.

      ⇑W 7kt
      3ft


Associated Zone Forecast which includes this point

Last Update: 1:26 pm PDT Oct 4, 2025
Forecast Valid: 2pm PDT Oct 4, 2025-6pm PDT Oct 10, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

This Afternoon
NW wind 11 to 13 kt. Mostly sunny. Mixed swell...WNW 5 ft at 10 seconds and SSW 1 ft at 18 seconds. Wind waves around 2 ft.
Tonight
NW wind 6 to 13 kt. Mostly clear. Mixed swell...WNW 5 ft at 9 seconds and SSW 1 ft at 17 seconds. Wind waves 1 to 2 ft.
Sunday
Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Mostly sunny. Mixed swell...WNW 4 to 5 ft at 9 seconds and SSW 1 ft at 17 seconds. Wind waves 1 ft or less.
Sunday Night
NW wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves 1 ft or less.
Monday
Variable winds 5 kt or less. Mostly sunny. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 3 ft and S 1 ft. Wind waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly sunny. Mixed swell...WNW 3 ft and SSW 2 ft. Wind waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 2 ft and SSW 2 ft. Wind waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming W 5 to 7 kt in the morning. Mostly sunny. Mixed swell...WNW 2 ft and S 2 ft. Wind waves 1 ft or less.

*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: 37.75°N 122.83°W
Last Update: 1:26 pm PDT Oct 4, 2025
Forecast Valid: 2pm PDT Oct 4, 2025-6pm PDT Oct 10, 2025
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