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Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

6NM SW San Francisco CA

Marine Point Forecast

[NOTICE]

    • Today

      Today:W wind 8 to 11 kt. Partly sunny. Mixed swell...WNW 1 ft at 9 seconds and SSW 1 ft at 16 seconds. Wind waves around 2 ft.

      W 11kt
      2ft

    • Tonight

      Tonight:W wind 8 to 12 kt. Mostly cloudy. Mixed swell...WNW 3 ft at 7 seconds and SSW 1 ft at 14 seconds. Wind waves 1 to 2 ft.

      W 12kt
      2ft

    • Saturday

      Saturday:W wind 5 to 11 kt. Partly sunny. Mixed swell...WNW 2 to 3 ft at 8 seconds and SSW 1 ft at 14 seconds. Wind waves 1 to 2 ft.

      W 11kt
      2ft

    • Saturday Night

      Saturday Night:W wind around 11 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 2 ft.

      W 11kt
      3ft

    • Sunday

      Sunday:W wind 9 to 11 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 2 ft.

      W 11kt
      2ft

    • Sunday Night

      Sunday Night:W wind around 10 kt. Cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 2 ft.

      W 10kt
      2-3ft

    • Monday

      Monday:W wind around 8 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 1 ft.

      W 8kt
      2ft

    • Monday Night

      Monday Night:W wind 7 to 9 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 1 ft.

      W 9kt
      2ft

    • Tuesday

      Tuesday:SW wind 5 to 8 kt. Partly sunny. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 1 ft.

      SW 8kt
      2ft


Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Sep 18, 2026
Forecast Valid: 11am PDT Sep 18, 2026-6pm PDT Sep 24, 2026

View Nearby Observations

Detailed Forecast


Today
W wind 8 to 11 kt. Partly sunny. Mixed swell...WNW 1 ft at 9 seconds and SSW 1 ft at 16 seconds. Wind waves around 2 ft.
Tonight
W wind 8 to 12 kt. Mostly cloudy. Mixed swell...WNW 3 ft at 7 seconds and SSW 1 ft at 14 seconds. Wind waves 1 to 2 ft.
Saturday
W wind 5 to 11 kt. Partly sunny. Mixed swell...WNW 2 to 3 ft at 8 seconds and SSW 1 ft at 14 seconds. Wind waves 1 to 2 ft.
Saturday Night
W wind around 11 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 2 ft.
Sunday
W wind 9 to 11 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 2 ft.
Sunday Night
W wind around 10 kt. Cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 2 ft.
Monday
W wind around 8 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 1 ft.
Monday Night
W wind 7 to 9 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 1 ft.
Tuesday
SW wind 5 to 8 kt. Partly sunny. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 1 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 3 ft at 16 seconds. ACROSS THE BAR...Swell can be more than twice as high across the bar than surrounding waters. Waves are also more prone to break, particularly during strong ebb currents. Maximum ebb current of 0.8 kt at 11:08 AM Friday and 1.6 kt at 9:43 PM Friday.

*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: 37.71°N 122.51°W
Last Update: 11:27 am PDT Sep 18, 2026
Forecast Valid: 11am PDT Sep 18, 2026-6pm PDT Sep 24, 2026
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