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San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:NE wind around 6 kt. Scattered showers, mainly after 2am.   Seas around 1 ft.

      Low: 79 °F

      NE 6kt
      1ft

    • Friday

      Friday:E wind 6 to 10 kt. Isolated showers.   Seas around 1 ft.

      High: 81 °F

      E 10kt
      1ft

    • Friday Night

      Friday Night:NE wind 6 to 8 kt. Isolated showers.   Seas around 2 ft.

      Low: 79 °F

      NE 8kt
      2ft

    • Saturday

      Saturday:ENE wind 7 to 11 kt. Scattered showers, mainly before 11am.   Seas around 2 ft.

      High: 81 °F

      ENE 11kt
      2ft

    • Saturday Night

      Saturday Night:NE wind around 8 kt. Scattered showers.   Seas around 2 ft.

      Low: 79 °F

      NE 8kt
      2ft

    • Sunday

      Sunday:ENE wind 7 to 12 kt. Isolated showers before 11am.   Seas 2 to 3 ft.

      High: 81 °F

      ENE 12kt
      2-3ft

    • Sunday Night

      Sunday Night:NE wind 6 to 8 kt. Partly cloudy. Seas 2 to 3 ft.

      Low: 79 °F

      NE 8kt
      2-3ft

    • Monday

      Monday:ENE wind 6 to 10 kt. Sunny. Seas around 2 ft.

      High: 81 °F

      ENE 10kt
      2ft

    • Monday Night

      Monday Night:NE wind 5 to 7 kt. Mostly clear. Seas around 2 ft.

      Low: 79 °F

      NE 7kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:04 pm EST Jan 8, 2026
Forecast Valid: 9pm EST Jan 8, 2026-6pm EST Jan 15, 2026

View Nearby Observations

Detailed Forecast


Tonight
NE wind around 6 kt. Scattered showers, mainly after 2am. Seas around 1 ft.
Friday
E wind 6 to 10 kt. Isolated showers. Seas around 1 ft.
Friday Night
NE wind 6 to 8 kt. Isolated showers. Seas around 2 ft.
Saturday
ENE wind 7 to 11 kt. Scattered showers, mainly before 11am. Seas around 2 ft.
Saturday Night
NE wind around 8 kt. Scattered showers. Seas around 2 ft.
Sunday
ENE wind 7 to 12 kt. Isolated showers before 11am. Seas 2 to 3 ft.
Sunday Night
NE wind 6 to 8 kt. Partly cloudy. Seas 2 to 3 ft.
Monday
ENE wind 6 to 10 kt. Sunny. Seas around 2 ft.
Monday Night
NE wind 5 to 7 kt. Mostly clear. Seas around 2 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: 17.97°N 65.99°W
Last Update: 8:04 pm EST Jan 8, 2026
Forecast Valid: 9pm EST Jan 8, 2026-6pm EST Jan 15, 2026
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