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San Juan, PR Local Forecast Office

6NM SSW Mayaguez PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:ENE wind 5 to 10 kt. Isolated showers between midnight and 3am.   Seas 1 ft or less.

      Low: 74 °F

      ENE 10kt
      < 1ft

    • Columbus Day

      Columbus Day:Variable winds less than 5 kt becoming ESE 5 to 7 kt in the afternoon. Scattered showers after noon.   Seas 1 ft or less.

      High: 88 °F

      ⇑ESE 7kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Scattered showers and thunderstorms before midnight.   Seas 1 ft or less.

      Low: 74 °F

      Light Wind
      < 1ft

    • Tuesday

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

      High: 89 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds less than 5 kt becoming ENE 5 to 9 kt after midnight. Mostly clear. Seas 1 ft or less.

      Low: 75 °F

      ⇑ENE 9kt
      < 1ft

    • Wednesday

      Wednesday:E wind around 6 kt becoming variable and less than 5 kt in the morning. Isolated showers.   Seas 1 ft or less.

      High: 89 °F

      E 6kt⇓
      < 1ft

    • Wednesday Night

      Wednesday Night:ENE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Seas 1 ft or less.

      Low: 75 °F

      ENE 7kt⇓
      < 1ft

    • Thursday

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

      High: 91 °F

      Light Wind
      < 1ft

    • Thursday Night

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

      Low: 75 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:30 pm EDT Oct 11, 2026
Forecast Valid: 7pm EDT Oct 11, 2026-6pm EDT Oct 18, 2026

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Detailed Forecast


Tonight
ENE wind 5 to 10 kt. Isolated showers between midnight and 3am. Seas 1 ft or less.
Columbus Day
Variable winds less than 5 kt becoming ESE 5 to 7 kt in the afternoon. Scattered showers after noon. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Scattered showers and thunderstorms before midnight. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Scattered showers, mainly after noon. Seas 1 ft or less.
Tuesday Night
Variable winds less than 5 kt becoming ENE 5 to 9 kt after midnight. Mostly clear. Seas 1 ft or less.
Wednesday
E wind around 6 kt becoming variable and less than 5 kt in the morning. Isolated showers. Seas 1 ft or less.
Wednesday Night
ENE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Scattered showers. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

*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: 18.12°N 67.18°W
Last Update: 4:30 pm EDT Oct 11, 2026
Forecast Valid: 7pm EDT Oct 11, 2026-6pm EDT Oct 18, 2026
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