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

Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Hazardous Weather Conditions

39NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 3 ft at 12 seconds and SSW 1 ft at 14 seconds. Wind waves 1 ft or less.

      Light Wind
      2ft

    • Friday

      Friday:Variable winds less than 5 kt becoming WNW 5 to 7 kt in the afternoon. Mostly sunny. Mixed swell...WNW 3 ft at 8 seconds and SSW 1 ft at 14 seconds. Wind waves 1 ft or less.

      ⇑WNW 7kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday Night

      Friday Night:NW wind around 8 kt. Partly cloudy. Mixed swell...WNW 3 ft at 8 seconds and S 1 ft at 14 seconds. Wind waves around 1 ft.

      NW 8kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:N wind 5 to 12 kt becoming NW in the afternoon. Mostly sunny. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves 1 to 2 ft.

      NW 12kt
      3ft

    • Saturday Night

      Saturday Night:NNW wind 6 to 10 kt. Partly cloudy. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 1 to 2 ft.

      NNW 10kt
      3-4ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming WNW 6 to 11 kt in the morning. Partly sunny. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves 1 ft or less.

      ⇑WNW 11kt
      3ft

    • Sunday Night

      Sunday Night:NNW wind 5 to 8 kt. Partly cloudy. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves around 1 ft.

      NNW 8kt
      3ft

    • Monday

      Monday:Variable winds less than 5 kt becoming WNW around 6 kt in the afternoon. Mostly sunny. Mixed swell...WNW 2 to 3 ft and SW 2 ft. Wind waves 1 ft or less.

      ⇑WNW 6kt
      2ft

    • Monday Night

      Monday Night:NNW wind around 6 kt. Mostly cloudy. Mixed swell...W 4 ft and SW 2 ft. Wind waves 1 ft or less.

      NNW 6kt
      3ft


Associated Zone Forecast which includes this point

Last Update: 7:35 pm PST Dec 4, 2025
Forecast Valid: 10pm PST Dec 4, 2025-6pm PST Dec 11, 2025

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 3 ft at 12 seconds and SSW 1 ft at 14 seconds. Wind waves 1 ft or less.
Friday
Variable winds less than 5 kt becoming WNW 5 to 7 kt in the afternoon. Mostly sunny. Mixed swell...WNW 3 ft at 8 seconds and SSW 1 ft at 14 seconds. Wind waves 1 ft or less.
Friday Night
NW wind around 8 kt. Partly cloudy. Mixed swell...WNW 3 ft at 8 seconds and S 1 ft at 14 seconds. Wind waves around 1 ft.
Saturday
N wind 5 to 12 kt becoming NW in the afternoon. Mostly sunny. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves 1 to 2 ft.
Saturday Night
NNW wind 6 to 10 kt. Partly cloudy. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 1 to 2 ft.
Sunday
Variable winds less than 5 kt becoming WNW 6 to 11 kt in the morning. Partly sunny. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves 1 ft or less.
Sunday Night
NNW wind 5 to 8 kt. Partly cloudy. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves around 1 ft.
Monday
Variable winds less than 5 kt becoming WNW around 6 kt in the afternoon. Mostly sunny. Mixed swell...WNW 2 to 3 ft and SW 2 ft. Wind waves 1 ft or less.
Monday Night
NNW wind around 6 kt. Mostly cloudy. Mixed swell...W 4 ft and SW 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: 38.25°N 122.97°W
Last Update: 7:35 pm PST Dec 4, 2025
Forecast Valid: 10pm PST Dec 4, 2025-6pm PST Dec 11, 2025
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