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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

44NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:WNW wind 10 to 14 kt, with gusts as high as 22 kt. Sunny. Mixed swell...WNW 3 ft at 8 seconds and SSW 1 ft at 14 seconds. Wind waves around 2 ft.

      WNW 14kt
      3ft

    • Tonight

      Tonight:NW wind 8 to 15 kt, with gusts as high as 22 kt. Mostly cloudy. Mixed swell...WNW 4 to 5 ft at 7 seconds and SSW 1 ft at 13 seconds building to at 17 seconds . Wind waves around 2 ft.

      NW 15kt
      4-5ft

    • Sunday

      Sunday:WNW wind 6 to 10 kt. Partly sunny. Mixed swell...WNW 4 ft at 8 seconds and SSW 1 ft at 17 seconds. Wind waves around 1 ft.

      WNW 10kt
      4ft

    • Sunday Night

      Sunday Night:WNW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Mixed swell...WNW 4 ft and SSW 2 ft. Wind waves around 1 ft.

      WNW 10kt⇓
      4ft

    • Monday

      Monday:Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Partly sunny. Mixed swell...WNW 4 ft and SSW 2 ft. Wind waves 1 ft or less.

      ⇑W 7kt
      3ft

    • Monday Night

      Monday Night:W wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Patchy fog after 2am. Mixed swell...WNW 4 ft and SSW 2 ft. Wind waves 1 ft or less.

      W 7kt⇓
      3-4ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming WNW 5 to 8 kt in the afternoon. Partly sunny. Mixed swell...WNW 5 ft and SSW 2 ft. Wind waves 1 ft or less.

      ⇑WNW 8kt
      4ft

    • Tuesday Night

      Tuesday Night:NNW wind 5 to 11 kt. Partly cloudy. Mixed swell...WNW 6 ft and SSW 2 ft. Wind waves 1 ft or less.

      NNW 11kt
      4-5ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming WNW 5 to 8 kt in the afternoon. Mostly sunny. Mixed swell...WNW 5 to 6 ft and SSW 2 ft. Wind waves 1 ft or less.

      ⇑WNW 8kt
      4-5ft


Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Sep 19, 2026
Forecast Valid: 1pm PDT Sep 19, 2026-6pm PDT Sep 25, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
WNW wind 10 to 14 kt, with gusts as high as 22 kt. Sunny. Mixed swell...WNW 3 ft at 8 seconds and SSW 1 ft at 14 seconds. Wind waves around 2 ft.
Tonight
NW wind 8 to 15 kt, with gusts as high as 22 kt. Mostly cloudy. Mixed swell...WNW 4 to 5 ft at 7 seconds and SSW 1 ft at 13 seconds building to at 17 seconds . Wind waves around 2 ft.
Sunday
WNW wind 6 to 10 kt. Partly sunny. Mixed swell...WNW 4 ft at 8 seconds and SSW 1 ft at 17 seconds. Wind waves around 1 ft.
Sunday Night
WNW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Mixed swell...WNW 4 ft and SSW 2 ft. Wind waves around 1 ft.
Monday
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Partly sunny. Mixed swell...WNW 4 ft and SSW 2 ft. Wind waves 1 ft or less.
Monday Night
W wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Patchy fog after 2am. Mixed swell...WNW 4 ft and SSW 2 ft. Wind waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming WNW 5 to 8 kt in the afternoon. Partly sunny. Mixed swell...WNW 5 ft and SSW 2 ft. Wind waves 1 ft or less.
Tuesday Night
NNW wind 5 to 11 kt. Partly cloudy. Mixed swell...WNW 6 ft and SSW 2 ft. Wind waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming WNW 5 to 8 kt in the afternoon. Mostly sunny. Mixed swell...WNW 5 to 6 ft and SSW 2 ft. Wind waves 1 ft or less.

*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: 38.31°N 123.04°W
Last Update: 11:27 am PDT Sep 19, 2026
Forecast Valid: 1pm PDT Sep 19, 2026-6pm PDT Sep 25, 2026
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