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Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

12NM W San Francisco CA

Marine Point Forecast

[NOTICE]

    • Saturday

      Saturday:S wind 13 to 18 kt increasing to 21 to 26 kt in the afternoon. Winds could gust as high as 34 kt. A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 3pm. Some of the storms could produce heavy rainfall. Mixed swell...WNW 2 ft at 12 seconds and SSW 2 ft at 5 seconds. Wind waves 3 to 4 ft.

      ⇑S 26kt
      3-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:SW wind 20 to 25 kt, with gusts as high as 31 kt. Showers and thunderstorms before 11pm, then showers and possibly a thunderstorm, mainly after 11pm. Some of the storms could produce heavy rainfall. Mixed swell...WNW 2 ft at 11 seconds and SSW 6 ft at 7 seconds. Wind waves 3 to 4 ft.

      SW 25kt
      6-8ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:WSW wind 18 to 24 kt, with gusts as high as 30 kt. Showers and possibly a thunderstorm. Mixed swell...W 2 ft at 11 seconds and SW 7 ft at 8 seconds building to at 15 seconds . Wind waves around 3 ft.

      WSW 24kt
      8-9ft

    • Sunday Night

      Sunday Night:WNW wind 7 to 15 kt. A slight chance of rain before 11pm. Mixed swell...W 5 ft and SSW 2 to 3 ft. Wind waves 1 to 2 ft.

      WNW 15kt
      6-7ft

    • Monday

      Monday:WNW wind 6 to 12 kt. Sunny. Mixed swell...WNW 3 to 4 ft and SW 1 to 2 ft. Wind waves 1 to 2 ft.

      WNW 12kt
      4-5ft

    • Monday Night

      Monday Night:NW wind around 16 kt. Mostly clear. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 3 ft.

      NW 16kt
      4ft

    • Tuesday

      Tuesday:NW wind 12 to 16 kt. Sunny. Mixed swell...WNW 2 to 3 ft and SSW 1 ft. Wind waves 2 to 3 ft.

      NW 16kt
      3-4ft

    • Tuesday Night

      Tuesday Night:NW wind around 19 kt. Mostly clear. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 3 ft.

      NW 19kt
      4-5ft

    • Wednesday

      Wednesday:NW wind 16 to 19 kt. Mostly sunny. Mixed swell...WNW 2 to 3 ft and SW 1 ft. Wind waves 2 to 3 ft.

      NW 19kt
      4-5ft


Associated Zone Forecast which includes this point

Last Update: 1:26 am PDT Apr 11, 2026
Forecast Valid: 1am PDT Apr 11, 2026-6pm PDT Apr 17, 2026

View Nearby Observations

Detailed Forecast


Saturday
S wind 13 to 18 kt increasing to 21 to 26 kt in the afternoon. Winds could gust as high as 34 kt. A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 3pm. Some of the storms could produce heavy rainfall. Mixed swell...WNW 2 ft at 12 seconds and SSW 2 ft at 5 seconds. Wind waves 3 to 4 ft.
Saturday Night
SW wind 20 to 25 kt, with gusts as high as 31 kt. Showers and thunderstorms before 11pm, then showers and possibly a thunderstorm, mainly after 11pm. Some of the storms could produce heavy rainfall. Mixed swell...WNW 2 ft at 11 seconds and SSW 6 ft at 7 seconds. Wind waves 3 to 4 ft.
Sunday
WSW wind 18 to 24 kt, with gusts as high as 30 kt. Showers and possibly a thunderstorm. Mixed swell...W 2 ft at 11 seconds and SW 7 ft at 8 seconds building to at 15 seconds . Wind waves around 3 ft.
Sunday Night
WNW wind 7 to 15 kt. A slight chance of rain before 11pm. Mixed swell...W 5 ft and SSW 2 to 3 ft. Wind waves 1 to 2 ft.
Monday
WNW wind 6 to 12 kt. Sunny. Mixed swell...WNW 3 to 4 ft and SW 1 to 2 ft. Wind waves 1 to 2 ft.
Monday Night
NW wind around 16 kt. Mostly clear. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 3 ft.
Tuesday
NW wind 12 to 16 kt. Sunny. Mixed swell...WNW 2 to 3 ft and SSW 1 ft. Wind waves 2 to 3 ft.
Tuesday Night
NW wind around 19 kt. Mostly clear. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 3 ft.
Wednesday
NW wind 16 to 19 kt. Mostly sunny. Mixed swell...WNW 2 to 3 ft and SW 1 ft. Wind waves 2 to 3 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: 37.78°N 122.67°W
Last Update: 1:26 am PDT Apr 11, 2026
Forecast Valid: 1am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
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