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San Juan, PR Local Forecast Office

8NM SSW Mayaguez PR

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:ESE wind around 12 kt. Scattered showers, mainly before 3pm.   Seas around 1 ft.

      High: 86 °F

      ESE 12kt
      1ft

    • Tonight

      Tonight:E wind 5 to 13 kt. Isolated showers between midnight and 3am.   Seas around 1 ft.

      Low: 82 °F

      E 13kt
      1ft

    • Columbus Day

      Columbus Day:Variable winds less than 5 kt becoming ESE 5 to 9 kt in the morning. Scattered showers after noon.   Seas around 1 ft.

      High: 86 °F

      ⇑ESE 9kt
      1ft

    • Monday Night

      Monday Night:E wind around 6 kt. Scattered showers and thunderstorms before midnight.   Seas around 1 ft.

      Low: 82 °F

      E 6kt
      1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SE 5 to 10 kt in the morning. Scattered showers, mainly after noon.   Seas around 1 ft.

      High: 86 °F

      ⇑SE 10kt
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

      Low: 82 °F

      Light Wind
      1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.

      High: 86 °F

      Light Wind
      1ft

    • Wednesday Night

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

      Low: 82 °F

      Light Wind
      1ft

    • Thursday

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

      High: 86 °F

      Light Wind
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:55 am EDT Oct 11, 2026
Forecast Valid: 12pm EDT Oct 11, 2026-6pm EDT Oct 17, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
ESE wind around 12 kt. Scattered showers, mainly before 3pm. Seas around 1 ft.
Tonight
E wind 5 to 13 kt. Isolated showers between midnight and 3am. Seas around 1 ft.
Columbus Day
Variable winds less than 5 kt becoming ESE 5 to 9 kt in the morning. Scattered showers after noon. Seas around 1 ft.
Monday Night
E wind around 6 kt. Scattered showers and thunderstorms before midnight. Seas around 1 ft.
Tuesday
Variable winds less than 5 kt becoming SE 5 to 10 kt in the morning. Scattered showers, mainly after noon. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.
Wednesday
Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.
Thursday
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: 18.07°N 67.19°W
Last Update: 6:55 am EDT Oct 11, 2026
Forecast Valid: 12pm EDT Oct 11, 2026-6pm EDT Oct 17, 2026
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