Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

17NM S San Francisco CA

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds less than 5 kt becoming NW 5 to 7 kt in the afternoon. Areas of dense fog before 9am.  N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      ⇑NW 7kt
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Patchy fog.  N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:NNE wind 10 to 14 kt, with gusts as high as 21 kt. Sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      NNE 14kt
      < 1ft

    • Saturday Night

      Saturday Night:ENE wind 10 to 16 kt, with gusts as high as 22 kt. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.

      ENE 16kt
      < 1ft

    • Sunday

      Sunday:ENE wind 5 to 8 kt becoming variable and less than 5 kt in the morning. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.

      ENE 8kt⇓
      < 1ft

    • Sunday Night

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

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds 5 kt or less. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

      Light Wind
      < 1ft

    • Monday Night

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

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 12:26 am PST Jan 23, 2026
Forecast Valid: 6am PST Jan 23, 2026-6pm PST Jan 29, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming NW 5 to 7 kt in the afternoon. Areas of dense fog before 9am. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Patchy fog. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Saturday
NNE wind 10 to 14 kt, with gusts as high as 21 kt. Sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Saturday Night
ENE wind 10 to 16 kt, with gusts as high as 22 kt. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.
Sunday
ENE wind 5 to 8 kt becoming variable and less than 5 kt in the morning. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Monday
Variable winds 5 kt or less. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 4 to 6 feet at 15 seconds. ACROSS THE BAR...Swell can be more than twice as high across the bar than surrounding waters. Waves are also more prone to break, particularly during strong ebb currents. Maximum ebb current of 2.2 kt at 07:19 AM Friday and 2.5 kt at 07:18 PM Friday.

*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: 37.51°N 122.49°W
Last Update: 12:26 am PST Jan 23, 2026
Forecast Valid: 6am PST Jan 23, 2026-6pm PST Jan 29, 2026
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