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San Juan, PR Local Forecast Office

3NM NW San Juan PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. Scattered showers and thunderstorms before 8pm, then isolated showers after 2am.   Seas around 4 ft.

      Low: 82 °F

      Light Wind
      4ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming NW around 6 kt. Isolated showers, then scattered showers and thunderstorms after 8am.   Seas around 4 ft.

      High: 82 °F

      ⇑NW 6kt
      4ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Scattered showers and thunderstorms.   Seas around 4 ft.

      Low: 82 °F

      Light Wind
      4ft

    • Monday

      Monday:Variable winds less than 5 kt becoming ENE 5 to 8 kt in the morning. Isolated showers, then showers likely and possibly a thunderstorm after 11am.   Seas 3 to 4 ft.

      High: 84 °F

      ⇑ENE 8kt
      3-4ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Scattered showers, mainly before 11pm.   Seas around 3 ft.

      Low: 82 °F

      Light Wind
      3ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming E around 6 kt in the afternoon. Scattered showers, mainly after 11am.   Seas around 3 ft.

      High: 84 °F

      ⇑E 6kt
      3ft

    • Tuesday Night

      Tuesday Night:ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas around 3 ft.

      Low: 82 °F

      ESE 8kt⇓
      3ft

    • Veterans Day

      Veterans Day:ESE wind 5 to 11 kt. Showers likely.   Seas around 3 ft.

      High: 84 °F

      ESE 11kt
      3ft

    • Wednesday Night

      Wednesday Night:ESE wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Seas around 3 ft.

      Low: 82 °F

      ESE 8kt⇓
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:53 pm EST Nov 7, 2026
Forecast Valid: 6pm EST Nov 7, 2026-6pm EST Nov 14, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Scattered showers and thunderstorms before 8pm, then isolated showers after 2am. Seas around 4 ft.
Sunday
Variable winds less than 5 kt becoming NW around 6 kt. Isolated showers, then scattered showers and thunderstorms after 8am. Seas around 4 ft.
Sunday Night
Variable winds 5 kt or less. Scattered showers and thunderstorms. Seas around 4 ft.
Monday
Variable winds less than 5 kt becoming ENE 5 to 8 kt in the morning. Isolated showers, then showers likely and possibly a thunderstorm after 11am. Seas 3 to 4 ft.
Monday Night
Variable winds 5 kt or less. Scattered showers, mainly before 11pm. Seas around 3 ft.
Tuesday
Variable winds less than 5 kt becoming E around 6 kt in the afternoon. Scattered showers, mainly after 11am. Seas around 3 ft.
Tuesday Night
ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas around 3 ft.
Veterans Day
ESE wind 5 to 11 kt. Showers likely. Seas around 3 ft.
Wednesday Night
ESE wind 5 to 8 kt becoming variable and less than 5 kt in the evening. 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: 18.45°N 66.1°W
Last Update: 2:53 pm EST Nov 7, 2026
Forecast Valid: 6pm EST Nov 7, 2026-6pm EST Nov 14, 2026
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