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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

10NM SSW San Francisco CA

Marine Point Forecast

[NOTICE]

    • New Year's Day

      New Year's Day:S wind around 19 kt, with gusts as high as 27 kt. A chance of rain. Mixed swell...WNW 3 ft at 12 seconds and S 2 ft at 6 seconds. Wind waves around 3 ft.

      S 19kt
      4ft

    • Tonight

      Tonight:S wind 14 to 18 kt, with gusts as high as 28 kt. Rain likely, mainly before 3am. Mixed swell...WNW 3 ft at 11 seconds and S 3 ft at 7 seconds. Wind waves around 3 ft.

      S 18kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:SSE wind 16 to 20 kt, with gusts as high as 29 kt. A slight chance of rain before 3pm, then rain after 4pm. Mixed swell...W 2 to 3 ft at 11 seconds and S 3 ft at 6 seconds. Wind waves around 3 ft.

      SSE 20kt
      4ft

      Gale Warning
      Gale Warning

    • Friday Night

      Friday Night:SSE wind around 26 kt, with gusts as high as 43 kt. Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Mixed swell...WNW 1 to 2 ft and S 7 ft. Wind waves around 5 ft.

      SSE 26kt
      6-8ft

      Gale Warning
      Gale Warning

    • Saturday

      Saturday:S wind around 24 kt, with gusts as high as 33 kt. Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Mixed swell...W 2 ft and SSW 8 ft decreasing to 5 ft. Wind waves around 4 ft.

      S 24kt
      6-8ft

    • Saturday Night

      Saturday Night:S wind 19 to 21 kt, with gusts as high as 28 kt. Showers and possibly a thunderstorm before 7pm, then rain between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Mixed swell...W 3 ft and SSW 9 ft. Wind waves 3 to 4 ft.

      S 21kt
      7-8ft

    • Sunday

      Sunday:SW wind 15 to 18 kt, with gusts as high as 25 kt. Rain. Mixed swell...W 4 ft and SW 6 to 8 ft. Wind waves around 3 ft.

      SW 18kt
      7-8ft

    • Sunday Night

      Sunday Night:SSW wind around 12 kt. Rain. Mixed swell...W 4 ft and SSW 4 to 5 ft. Wind waves around 2 ft.

      SSW 12kt
      5-6ft

    • Monday

      Monday:S wind 12 to 14 kt. Rain. Mixed swell...W 3 ft and SW 3 to 4 ft. Wind waves around 2 ft.

      S 14kt
      4-5ft


Associated Zone Forecast which includes this point

Last Update: 12:32 pm PST Jan 1, 2026
Forecast Valid: 4pm PST Jan 1, 2026-6pm PST Jan 8, 2026

View Nearby Observations

Detailed Forecast


New Year's Day
S wind around 19 kt, with gusts as high as 27 kt. A chance of rain. Mixed swell...WNW 3 ft at 12 seconds and S 2 ft at 6 seconds. Wind waves around 3 ft.
Tonight
S wind 14 to 18 kt, with gusts as high as 28 kt. Rain likely, mainly before 3am. Mixed swell...WNW 3 ft at 11 seconds and S 3 ft at 7 seconds. Wind waves around 3 ft.
Friday
SSE wind 16 to 20 kt, with gusts as high as 29 kt. A slight chance of rain before 3pm, then rain after 4pm. Mixed swell...W 2 to 3 ft at 11 seconds and S 3 ft at 6 seconds. Wind waves around 3 ft.
Friday Night
SSE wind around 26 kt, with gusts as high as 43 kt. Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Mixed swell...WNW 1 to 2 ft and S 7 ft. Wind waves around 5 ft.
Saturday
S wind around 24 kt, with gusts as high as 33 kt. Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Mixed swell...W 2 ft and SSW 8 ft decreasing to 5 ft. Wind waves around 4 ft.
Saturday Night
S wind 19 to 21 kt, with gusts as high as 28 kt. Showers and possibly a thunderstorm before 7pm, then rain between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Mixed swell...W 3 ft and SSW 9 ft. Wind waves 3 to 4 ft.
Sunday
SW wind 15 to 18 kt, with gusts as high as 25 kt. Rain. Mixed swell...W 4 ft and SW 6 to 8 ft. Wind waves around 3 ft.
Sunday Night
SSW wind around 12 kt. Rain. Mixed swell...W 4 ft and SSW 4 to 5 ft. Wind waves around 2 ft.
Monday
S wind 12 to 14 kt. Rain. Mixed swell...W 3 ft and SW 3 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: 37.62°N 122.51°W
Last Update: 12:32 pm PST Jan 1, 2026
Forecast Valid: 4pm PST Jan 1, 2026-6pm PST Jan 8, 2026
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