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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

30NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

    • Today

      Today:WNW wind 5 to 10 kt, with gusts as high as 18 kt. Partly sunny, then gradually becoming sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      WNW 10kt
      < 1ft

    • Tonight

      Tonight:WNW wind around 11 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      WNW 11kt
      < 1ft

    • Sunday

      Sunday:W wind 7 to 9 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      W 9kt
      < 1ft

    • Sunday Night

      Sunday Night:WNW wind 5 to 8 kt. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.

      WNW 8kt
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

      ⇑W 7kt
      < 1ft

    • Monday Night

      Monday Night:W wind around 6 kt becoming variable and less than 5 kt in the evening. Patchy fog after 5am. N swell 0 ft. Wind waves 1 ft or less.

      W 6kt⇓
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Patchy fog before 8am. N swell 0 ft. Wind waves 1 ft or less.

      ⇑W 7kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WNW wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.

      WNW 8kt⇓
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

      ⇑W 7kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 1:26 am PDT Sep 19, 2026
Forecast Valid: 5am PDT Sep 19, 2026-6pm PDT Sep 25, 2026

View Nearby Observations

Detailed Forecast


Today
WNW wind 5 to 10 kt, with gusts as high as 18 kt. Partly sunny, then gradually becoming sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tonight
WNW wind around 11 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Sunday
W wind 7 to 9 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Sunday Night
WNW wind 5 to 8 kt. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.
Monday Night
W wind around 6 kt becoming variable and less than 5 kt in the evening. Patchy fog after 5am. N swell 0 ft. Wind waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Patchy fog before 8am. N swell 0 ft. Wind waves 1 ft or less.
Tuesday Night
WNW wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Mostly sunny. N swell 0 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: 38.13°N 122.88°W
Last Update: 1:26 am PDT Sep 19, 2026
Forecast Valid: 5am PDT Sep 19, 2026-6pm PDT Sep 25, 2026
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