Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

45NM NW San Francisco CA

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:E wind 7 to 11 kt. Increasing clouds. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      E 11kt
      < 1ft

    • Tuesday Night

      Tuesday Night:ENE wind around 10 kt. A slight chance of rain after 4am.   N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      ENE 10kt
      < 1ft

    • Wednesday

      Wednesday:E wind 7 to 11 kt, with gusts as high as 18 kt. Rain likely, mainly after 10am.   N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      E 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:E wind 10 to 12 kt, with gusts as high as 18 kt. Rain.   N swell 0 ft. Wind waves 1 ft or less.

      E 12kt
      < 1ft

    • New Year's Day

      New Year's Day:E wind around 11 kt becoming SE in the afternoon. Rain.   N swell 0 ft. Wind waves 1 ft or less.

      E 11kt
      < 1ft

    • Thursday Night

      Thursday Night:SSE wind 10 to 13 kt, with gusts as high as 19 kt. Rain before 4am, then showers and possibly a thunderstorm after 4am.   N swell 0 ft. Wind waves 1 ft or less.

      SSE 13kt
      < 1ft

    • Friday

      Friday:SSE wind around 18 kt, with gusts as high as 27 kt. Showers and possibly a thunderstorm before 10am, then rain after 10am.   N swell 0 ft. Wind waves 1 ft or less.

      SSE 18kt
      < 1ft

    • Friday Night

      Friday Night:SSW wind 13 to 16 kt, with gusts as high as 22 kt. Rain.   N swell 0 ft. Wind waves 1 ft or less.

      SSW 16kt
      < 1ft

    • Saturday

      Saturday:S wind 10 to 12 kt. Rain.   N swell 0 ft. Wind waves 1 ft or less.

      S 12kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 12:27 am PST Dec 30, 2025
Forecast Valid: 1am PST Dec 30, 2025-6pm PST Jan 5, 2026

View Nearby Observations

Detailed Forecast


Tuesday
E wind 7 to 11 kt. Increasing clouds. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tuesday Night
ENE wind around 10 kt. A slight chance of rain after 4am. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Wednesday
E wind 7 to 11 kt, with gusts as high as 18 kt. Rain likely, mainly after 10am. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Wednesday Night
E wind 10 to 12 kt, with gusts as high as 18 kt. Rain. N swell 0 ft. Wind waves 1 ft or less.
New Year's Day
E wind around 11 kt becoming SE in the afternoon. Rain. N swell 0 ft. Wind waves 1 ft or less.
Thursday Night
SSE wind 10 to 13 kt, with gusts as high as 19 kt. Rain before 4am, then showers and possibly a thunderstorm after 4am. N swell 0 ft. Wind waves 1 ft or less.
Friday
SSE wind around 18 kt, with gusts as high as 27 kt. Showers and possibly a thunderstorm before 10am, then rain after 10am. N swell 0 ft. Wind waves 1 ft or less.
Friday Night
SSW wind 13 to 16 kt, with gusts as high as 22 kt. Rain. N swell 0 ft. Wind waves 1 ft or less.
Saturday
S wind 10 to 12 kt. Rain. N swell 0 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: 38.33°N 123.05°W
Last Update: 12:27 am PST Dec 30, 2025
Forecast Valid: 1am PST Dec 30, 2025-6pm PST Jan 5, 2026
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