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San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. Scattered showers and thunderstorms.   Seas around 2 ft.

      Low: 80 °F

      Light Wind
      2ft

    • Thursday

      Thursday:E wind 6 to 8 kt becoming SE in the afternoon. Showers likely, mainly between 9am and noon.   Seas around 2 ft.

      High: 83 °F

      ESE 8kt
      2ft

    • Thursday Night

      Thursday Night:ENE wind 5 to 7 kt becoming variable and less than 5 kt. Scattered showers.   Seas around 2 ft.

      Low: 80 °F

      ENE 7kt⇓
      2ft

    • Friday

      Friday:ESE wind 7 to 9 kt. Scattered showers.   Seas around 2 ft.

      High: 83 °F

      ESE 9kt
      2ft

    • Friday Night

      Friday Night:E wind 7 to 9 kt. Scattered showers.   Seas around 2 ft.

      Low: 80 °F

      E 9kt
      2ft

    • Saturday

      Saturday:E wind around 10 kt. Scattered showers.   Seas around 2 ft.

      High: 83 °F

      E 10kt
      2ft

    • Saturday Night

      Saturday Night:E wind around 9 kt. Clear. Seas around 3 ft.

      Low: 80 °F

      E 9kt
      3ft

    • Sunday

      Sunday:ESE wind around 9 kt. Scattered showers.   Seas around 3 ft.

      High: 83 °F

      ESE 9kt
      3ft

    • Sunday Night

      Sunday Night:E wind around 9 kt. Partly cloudy. Seas around 3 ft.

      Low: 80 °F

      E 9kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:53 pm EDT Apr 29, 2026
Forecast Valid: 8pm EDT Apr 29, 2026-6pm EDT May 6, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Scattered showers and thunderstorms. Seas around 2 ft.
Thursday
E wind 6 to 8 kt becoming SE in the afternoon. Showers likely, mainly between 9am and noon. Seas around 2 ft.
Thursday Night
ENE wind 5 to 7 kt becoming variable and less than 5 kt. Scattered showers. Seas around 2 ft.
Friday
ESE wind 7 to 9 kt. Scattered showers. Seas around 2 ft.
Friday Night
E wind 7 to 9 kt. Scattered showers. Seas around 2 ft.
Saturday
E wind around 10 kt. Scattered showers. Seas around 2 ft.
Saturday Night
E wind around 9 kt. Clear. Seas around 3 ft.
Sunday
ESE wind around 9 kt. Scattered showers. Seas around 3 ft.
Sunday Night
E wind around 9 kt. Partly cloudy. Seas around 3 ft.

Winds and seas higher in and near thunderstorms.

*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: 5:53 pm EDT Apr 29, 2026
Forecast Valid: 8pm EDT Apr 29, 2026-6pm EDT May 6, 2026
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