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

Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Hazardous Weather Conditions

45NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:NW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Mixed swell...W 6 ft at 11 seconds and S 1 ft at 12 seconds. Wind waves 1 ft or less.

      NW 6kt⇓
      5-6ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming WNW 5 to 10 kt in the afternoon. Mostly sunny. Mixed swell...W 6 ft at 16 seconds and S 1 ft at 12 seconds. Wind waves 1 ft or less.

      ⇑WNW 10kt
      6ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday Night

      Tuesday Night:NW wind 5 to 12 kt becoming ENE after midnight. Mostly cloudy. Mixed swell...WNW 8 ft at 15 seconds and S 1 ft at 12 seconds. Wind waves 1 to 2 ft.

      NW 12kt
      6-7ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:NE wind 5 to 8 kt becoming WNW in the afternoon. Mostly sunny. Mixed swell...W 6 to 7 ft and S 2 ft becoming SW. Wind waves 1 ft or less.

      WNW 8kt
      6-7ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Mostly cloudy. Mixed swell...WNW 5 to 6 ft and S 1 ft. Wind waves 1 ft or less.

      Light Wind
      5ft

    • Thursday

      Thursday:ENE wind 5 to 7 kt becoming variable and less than 5 kt in the morning. Mostly sunny. Mixed swell...WNW 4 to 5 ft and S 1 ft. Wind waves 1 ft or less.

      ENE 7kt⇓
      4-5ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 1 ft or less.

      Light Wind
      4ft

    • Friday

      Friday:Variable winds 5 kt or less. Mostly sunny. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 1 ft or less.

      Light Wind
      4ft

    • Friday Night

      Friday Night:NNW wind around 7 kt. Mostly cloudy. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves around 1 ft.

      NNW 7kt
      4-5ft


Associated Zone Forecast which includes this point

Last Update: 12:26 pm PST Dec 1, 2025
Forecast Valid: 5pm PST Dec 1, 2025-6pm PST Dec 8, 2025

View Nearby Observations

Detailed Forecast


Tonight
NW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Mixed swell...W 6 ft at 11 seconds and S 1 ft at 12 seconds. Wind waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming WNW 5 to 10 kt in the afternoon. Mostly sunny. Mixed swell...W 6 ft at 16 seconds and S 1 ft at 12 seconds. Wind waves 1 ft or less.
Tuesday Night
NW wind 5 to 12 kt becoming ENE after midnight. Mostly cloudy. Mixed swell...WNW 8 ft at 15 seconds and S 1 ft at 12 seconds. Wind waves 1 to 2 ft.
Wednesday
NE wind 5 to 8 kt becoming WNW in the afternoon. Mostly sunny. Mixed swell...W 6 to 7 ft and S 2 ft becoming SW. Wind waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Mostly cloudy. Mixed swell...WNW 5 to 6 ft and S 1 ft. Wind waves 1 ft or less.
Thursday
ENE wind 5 to 7 kt becoming variable and less than 5 kt in the morning. Mostly sunny. Mixed swell...WNW 4 to 5 ft and S 1 ft. Wind waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Partly cloudy. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 1 ft or less.
Friday
Variable winds 5 kt or less. Mostly sunny. Mixed swell...WNW 4 ft and S 1 ft. Wind waves 1 ft or less.
Friday Night
NNW wind around 7 kt. Mostly cloudy. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves around 1 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: 38.3°N 123.07°W
Last Update: 12:26 pm PST Dec 1, 2025
Forecast Valid: 5pm PST Dec 1, 2025-6pm PST Dec 8, 2025
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