National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Hazardous Weather Conditions

31NM W San Francisco CA

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:N wind 5 to 9 kt becoming ENE after midnight. Mostly cloudy. Mixed swell...WNW 5 ft at 12 seconds and S 1 ft at 13 seconds becoming SSW at 16 seconds . Wind waves around 1 ft.

      N 9kt
      4-5ft

    • Monday

      Monday:N wind 5 to 10 kt becoming NW in the afternoon. Partly sunny. Mixed swell...W 7 ft at 13 seconds and SSW 1 ft at 16 seconds. Wind waves around 1 ft.

      NW 10kt
      6-7ft

    • Monday Night

      Monday Night:NW wind around 8 kt. Mostly cloudy. Mixed swell...WNW 6 to 7 ft at 12 seconds and SSW 1 ft at 15 seconds. Wind waves around 1 ft.

      NW 8kt
      6-7ft

    • Veterans Day

      Veterans Day:NNW wind around 6 kt becoming W in the afternoon. Mostly cloudy. Mixed swell...WNW 5 to 6 ft and SSW 2 ft. Wind waves 1 ft or less.

      NNW 6kt
      6ft

    • Tuesday Night

      Tuesday Night:WSW wind 5 to 8 kt becoming S after midnight. A slight chance of rain after 4am. Mixed swell...WNW 4 to 5 ft and SSW 1 ft. Wind waves around 1 ft.

      S 8kt
      5ft

    • Wednesday

      Wednesday:S wind 16 to 18 kt, with gusts as high as 24 kt. Rain likely, mainly after 10am. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 2 to 3 ft.

      S 18kt
      4-5ft

    • Wednesday Night

      Wednesday Night:SSE wind around 23 kt becoming SW after midnight. Winds could gust as high as 30 kt. Rain. Mixed swell...WNW 4 ft and S 5 ft. Wind waves 4 to 5 ft.

      S 23kt
      6-8ft

    • Thursday

      Thursday:W wind 13 to 16 kt. Rain. Mixed swell...WNW 7 ft and SSW 5 to 6 ft. Wind waves 2 to 3 ft.

      W 16kt
      8-9ft

    • Thursday Night

      Thursday Night:WNW wind around 12 kt. Rain likely. Mixed swell...WNW 10 ft and SSW 2 to 4 ft. Wind waves around 2 ft.

      WNW 12kt
      10-11ft


Associated Zone Forecast which includes this point

Last Update: 3:04 pm PST Nov 9, 2025
Forecast Valid: 6pm PST Nov 9, 2025-6pm PST Nov 16, 2025

View Nearby Observations

Detailed Forecast


Tonight
N wind 5 to 9 kt becoming ENE after midnight. Mostly cloudy. Mixed swell...WNW 5 ft at 12 seconds and S 1 ft at 13 seconds becoming SSW at 16 seconds . Wind waves around 1 ft.
Monday
N wind 5 to 10 kt becoming NW in the afternoon. Partly sunny. Mixed swell...W 7 ft at 13 seconds and SSW 1 ft at 16 seconds. Wind waves around 1 ft.
Monday Night
NW wind around 8 kt. Mostly cloudy. Mixed swell...WNW 6 to 7 ft at 12 seconds and SSW 1 ft at 15 seconds. Wind waves around 1 ft.
Veterans Day
NNW wind around 6 kt becoming W in the afternoon. Mostly cloudy. Mixed swell...WNW 5 to 6 ft and SSW 2 ft. Wind waves 1 ft or less.
Tuesday Night
WSW wind 5 to 8 kt becoming S after midnight. A slight chance of rain after 4am. Mixed swell...WNW 4 to 5 ft and SSW 1 ft. Wind waves around 1 ft.
Wednesday
S wind 16 to 18 kt, with gusts as high as 24 kt. Rain likely, mainly after 10am. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 2 to 3 ft.
Wednesday Night
SSE wind around 23 kt becoming SW after midnight. Winds could gust as high as 30 kt. Rain. Mixed swell...WNW 4 ft and S 5 ft. Wind waves 4 to 5 ft.
Thursday
W wind 13 to 16 kt. Rain. Mixed swell...WNW 7 ft and SSW 5 to 6 ft. Wind waves 2 to 3 ft.
Thursday Night
WNW wind around 12 kt. Rain likely. Mixed swell...WNW 10 ft and SSW 2 to 4 ft. Wind waves around 2 ft.

*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: 37.73°N 123.06°W
Last Update: 3:04 pm PST Nov 9, 2025
Forecast Valid: 6pm PST Nov 9, 2025-6pm PST Nov 16, 2025
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