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Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

17NM S San Francisco CA

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:WNW wind around 6 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      WNW 6kt
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming W 5 to 7 kt in the morning. Partly sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      ⇑W 7kt
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds less than 5 kt becoming SSW around 6 kt after midnight. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      ⇑SSW 6kt
      < 1ft

    • Wednesday

      Wednesday:SW wind 7 to 9 kt. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.

      SW 9kt
      < 1ft

    • Wednesday Night

      Wednesday Night:W wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Areas of fog after 2am. N swell 0 ft. Wind waves 1 ft or less.

      W 8kt⇓
      < 1ft

    • Thursday

      Thursday:Variable winds 5 kt or less. Areas of fog before 8am. N swell 0 ft. Wind waves 1 ft or less.

      Light Wind
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Areas of fog after 8pm. N swell 0 ft. Wind waves 1 ft or less.

      Light Wind
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming WNW 5 to 8 kt in the afternoon. Areas of fog before 11am. N swell 0 ft. Wind waves 1 ft or less.

      ⇑WNW 8kt
      < 1ft

    • Friday Night

      Friday Night:WNW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.

      WNW 8kt⇓
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 11:32 pm PDT Sep 14, 2026
Forecast Valid: 12am PDT Sep 15, 2026-6pm PDT Sep 21, 2026

View Nearby Observations

Detailed Forecast


Overnight
WNW wind around 6 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming W 5 to 7 kt in the morning. Partly sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tuesday Night
Variable winds less than 5 kt becoming SSW around 6 kt after midnight. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Wednesday
SW wind 7 to 9 kt. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Wednesday Night
W wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Areas of fog after 2am. N swell 0 ft. Wind waves 1 ft or less.
Thursday
Variable winds 5 kt or less. Areas of fog before 8am. N swell 0 ft. Wind waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Areas of fog after 8pm. N swell 0 ft. Wind waves 1 ft or less.
Friday
Variable winds less than 5 kt becoming WNW 5 to 8 kt in the afternoon. Areas of fog before 11am. N swell 0 ft. Wind waves 1 ft or less.
Friday Night
WNW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 3 to 5 ft at 6 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 1.6 kt at 08:19 AM Tuesday and 3.1 kt at 07:48 PM Tuesday.

*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: 11:32 pm PDT Sep 14, 2026
Forecast Valid: 12am PDT Sep 15, 2026-6pm PDT Sep 21, 2026
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