Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

12NM W San Francisco CA

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:S wind 8 to 10 kt becoming W in the afternoon. Rain and thunderstorms likely before 11am, then a slight chance of rain between 11am and 1pm.   Mixed swell...WSW 4 ft at 10 seconds and SSW 1 ft at 14 seconds. Wind waves 1 to 2 ft.

      S 10kt
      4ft

    • Wednesday Night

      Wednesday Night:NW wind around 10 kt. Mostly clear. Mixed swell...W 3 to 4 ft at 8 seconds and SSW 2 ft at 17 seconds  decreasing to  at 11 seconds . Wind waves around 1 ft.

      NW 10kt
      4ft

    • Thursday

      Thursday:WNW wind 8 to 13 kt. Sunny. Mixed swell...WNW 2 to 3 ft at 8 seconds and S 2 ft at 15 seconds. Wind waves 1 to 2 ft.

      WNW 13kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:WNW wind 11 to 16 kt. Increasing clouds. Mixed swell...WNW 4 ft and S 1 to 3 ft. Wind waves 2 to 3 ft.

      WNW 16kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:W wind 6 to 10 kt. Mostly cloudy. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves around 1 ft.

      W 10kt
      4ft

    • Friday Night

      Friday Night:W wind 9 to 12 kt. Mostly cloudy. Mixed swell...WNW 3 ft and S 1 to 2 ft. Wind waves 1 to 2 ft.

      W 12kt
      3ft

    • Saturday

      Saturday:WSW wind 9 to 14 kt. Partly sunny. Mixed swell...W 2 ft and SSW 2 ft. Wind waves around 2 ft.

      WSW 14kt
      3ft

    • Saturday Night

      Saturday Night:W wind 11 to 15 kt. Mostly cloudy. Mixed swell...W 2 ft and SSW 1 ft. Wind waves around 2 ft.

      W 15kt
      2ft

    • Sunday

      Sunday:W wind 8 to 12 kt. Mostly sunny. Mixed swell...W 2 ft and S 1 ft. Wind waves 1 to 2 ft.

      W 12kt
      2-3ft


Associated Zone Forecast which includes this point

Last Update: 2:42 am PDT Apr 22, 2026
Forecast Valid: 2am PDT Apr 22, 2026-6pm PDT Apr 28, 2026

View Nearby Observations

Detailed Forecast


Wednesday
S wind 8 to 10 kt becoming W in the afternoon. Rain and thunderstorms likely before 11am, then a slight chance of rain between 11am and 1pm. Mixed swell...WSW 4 ft at 10 seconds and SSW 1 ft at 14 seconds. Wind waves 1 to 2 ft.
Wednesday Night
NW wind around 10 kt. Mostly clear. Mixed swell...W 3 to 4 ft at 8 seconds and SSW 2 ft at 17 seconds decreasing to at 11 seconds . Wind waves around 1 ft.
Thursday
WNW wind 8 to 13 kt. Sunny. Mixed swell...WNW 2 to 3 ft at 8 seconds and S 2 ft at 15 seconds. Wind waves 1 to 2 ft.
Thursday Night
WNW wind 11 to 16 kt. Increasing clouds. Mixed swell...WNW 4 ft and S 1 to 3 ft. Wind waves 2 to 3 ft.
Friday
W wind 6 to 10 kt. Mostly cloudy. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves around 1 ft.
Friday Night
W wind 9 to 12 kt. Mostly cloudy. Mixed swell...WNW 3 ft and S 1 to 2 ft. Wind waves 1 to 2 ft.
Saturday
WSW wind 9 to 14 kt. Partly sunny. Mixed swell...W 2 ft and SSW 2 ft. Wind waves around 2 ft.
Saturday Night
W wind 11 to 15 kt. Mostly cloudy. Mixed swell...W 2 ft and SSW 1 ft. Wind waves around 2 ft.
Sunday
W wind 8 to 12 kt. Mostly sunny. Mixed swell...W 2 ft and S 1 ft. Wind waves 1 to 2 ft.

Winds and seas higher in and near tstms. .....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 5 to 7 feet at 13 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 1.1 kt at 08:52 PM Tuesday and 3.7 kt at 07:52 AM Wednesday.

*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: 37.78°N 122.67°W
Last Update: 2:42 am PDT Apr 22, 2026
Forecast Valid: 2am PDT Apr 22, 2026-6pm PDT Apr 28, 2026
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