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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

7NM SSE San Francisco CA

Marine Point Forecast

[NOTICE]

    • Christmas Day

      Christmas Day:SSW wind 17 to 23 kt, with gusts as high as 34 kt. Showers and possibly a thunderstorm. Some of the storms could be severe. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      SSW 23kt
      < 1ft

    • Tonight

      Tonight:SSW wind 12 to 22 kt, with gusts as high as 36 kt. Showers and possibly a thunderstorm before 10pm, then rain likely after 10pm. Some of the storms could be severe. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      SSW 22kt
      < 1ft

    • Friday

      Friday:S wind around 12 kt, with gusts as high as 20 kt. Rain. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      S 12kt
      < 1ft

    • Friday Night

      Friday Night:W wind 6 to 8 kt. Rain likely, mainly before 10pm. N swell 0 ft. Wind waves 1 ft or less.

      W 8kt
      < 1ft

    • Saturday

      Saturday:N wind around 7 kt. A chance of rain, mainly before 10am. N swell 0 ft. Wind waves 1 ft or less.

      N 7kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming NE 5 to 7 kt in the morning. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

      ⇑NE 7kt
      < 1ft

    • Sunday Night

      Sunday Night:NE wind around 6 kt. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.

      NE 6kt
      < 1ft

    • Monday

      Monday:NE wind 6 to 9 kt. Sunny. N swell 0 ft. Wind waves 1 ft or less.

      NE 9kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:59 am PST Dec 25, 2025
Forecast Valid: 10am PST Dec 25, 2025-6pm PST Dec 31, 2025

View Nearby Observations

Detailed Forecast

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

Christmas Day
SSW wind 17 to 23 kt, with gusts as high as 34 kt. Showers and possibly a thunderstorm. Some of the storms could be severe. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tonight
SSW wind 12 to 22 kt, with gusts as high as 36 kt. Showers and possibly a thunderstorm before 10pm, then rain likely after 10pm. Some of the storms could be severe. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Friday
S wind around 12 kt, with gusts as high as 20 kt. Rain. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Friday Night
W wind 6 to 8 kt. Rain likely, mainly before 10pm. N swell 0 ft. Wind waves 1 ft or less.
Saturday
N wind around 7 kt. A chance of rain, mainly before 10am. N swell 0 ft. Wind waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming NE 5 to 7 kt in the morning. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.
Sunday Night
NE wind around 6 kt. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.
Monday
NE wind 6 to 9 kt. Sunny. N swell 0 ft. Wind waves 1 ft or less.

Winds and waves higher in and near tstms.

*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: 37.66°N 122.38°W
Last Update: 8:59 am PST Dec 25, 2025
Forecast Valid: 10am PST Dec 25, 2025-6pm PST Dec 31, 2025
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