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San Juan, PR Local Forecast Office

4NM NW Mayaguez PR

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm after noon.   Seas around 1 ft.

      High: 85 °F

      Light Wind
      1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 9pm, then scattered showers and thunderstorms between 9pm and midnight.   Seas around 1 ft.

      Low: 83 °F

      Light Wind
      1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Showers and possibly a thunderstorm after noon.   Seas around 1 ft.

      High: 85 °F

      Light Wind
      1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before midnight, then isolated showers.   Seas around 1 ft.

      Low: 83 °F

      Light Wind
      1ft

    • Monday

      Monday:Variable winds 5 kt or less. Showers and possibly a thunderstorm after noon.   Seas around 1 ft.

      High: 85 °F

      Light Wind
      1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before midnight.   Seas around 1 ft.

      Low: 83 °F

      Light Wind
      1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Scattered showers after noon.   Seas around 1 ft.

      High: 85 °F

      Light Wind
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

      Low: 83 °F

      Light Wind
      1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Scattered showers.   Seas around 1 ft.

      High: 85 °F

      Light Wind
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:49 am EDT Sep 19, 2026
Forecast Valid: 6am EDT Sep 19, 2026-6pm EDT Sep 25, 2026

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Detailed Forecast


Today
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm after noon. Seas around 1 ft.
Tonight
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 9pm, then scattered showers and thunderstorms between 9pm and midnight. Seas around 1 ft.
Sunday
Variable winds 5 kt or less. Showers and possibly a thunderstorm after noon. Seas around 1 ft.
Sunday Night
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before midnight, then isolated showers. Seas around 1 ft.
Monday
Variable winds 5 kt or less. Showers and possibly a thunderstorm after noon. Seas around 1 ft.
Monday Night
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before midnight. Seas around 1 ft.
Tuesday
Variable winds 5 kt or less. Scattered showers after noon. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.
Wednesday
Variable winds 5 kt or less. Scattered showers. Seas around 1 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: 18.27°N 67.19°W
Last Update: 4:49 am EDT Sep 19, 2026
Forecast Valid: 6am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
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