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San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:SE wind around 11 kt. Scattered showers, mainly after 3pm.   Seas around 2 ft.

      High: 85 °F

      SE 11kt
      2ft

    • Tonight

      Tonight:ESE wind around 14 kt. Scattered showers, mainly after 9pm.   Seas around 2 ft.

      Low: 82 °F

      ESE 14kt
      2ft

    • Labor Day

      Labor Day:ESE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before 3pm.   Seas 2 to 3 ft.

      High: 85 °F

      ESE 16kt
      2-3ft

    • Monday Night

      Monday Night:E wind 15 to 17 kt, with gusts as high as 23 kt. Scattered showers, mainly after midnight.   Seas around 3 ft.

      Low: 82 °F

      E 17kt
      3ft

    • Tuesday

      Tuesday:E wind around 17 kt, with gusts as high as 23 kt. Isolated showers before noon.   Seas around 3 ft.

      High: 85 °F

      E 17kt
      3ft

    • Tuesday Night

      Tuesday Night:E wind around 19 kt, with gusts as high as 25 kt. Scattered showers.   Seas around 4 ft.

      Low: 82 °F

      E 19kt
      4ft

    • Wednesday

      Wednesday:E wind around 19 kt, with gusts as high as 26 kt. Scattered showers before noon.   Seas around 4 ft.

      High: 85 °F

      E 19kt
      4ft

    • Wednesday Night

      Wednesday Night:E wind around 19 kt, with gusts as high as 26 kt. Partly cloudy. Seas around 4 ft.

      Low: 82 °F

      E 19kt
      4ft

    • Thursday

      Thursday:E wind 18 to 20 kt, with gusts as high as 27 kt. Scattered showers.   Seas around 4 ft.

      High: 85 °F

      E 20kt
      4ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:53 am EDT Sep 6, 2026
Forecast Valid: 12pm EDT Sep 6, 2026-6pm EDT Sep 12, 2026

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Detailed Forecast


This Afternoon
SE wind around 11 kt. Scattered showers, mainly after 3pm. Seas around 2 ft.
Tonight
ESE wind around 14 kt. Scattered showers, mainly after 9pm. Seas around 2 ft.
Labor Day
ESE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before 3pm. Seas 2 to 3 ft.
Monday Night
E wind 15 to 17 kt, with gusts as high as 23 kt. Scattered showers, mainly after midnight. Seas around 3 ft.
Tuesday
E wind around 17 kt, with gusts as high as 23 kt. Isolated showers before noon. Seas around 3 ft.
Tuesday Night
E wind around 19 kt, with gusts as high as 25 kt. Scattered showers. Seas around 4 ft.
Wednesday
E wind around 19 kt, with gusts as high as 26 kt. Scattered showers before noon. Seas around 4 ft.
Wednesday Night
E wind around 19 kt, with gusts as high as 26 kt. Partly cloudy. Seas around 4 ft.
Thursday
E wind 18 to 20 kt, with gusts as high as 27 kt. Scattered showers. Seas around 4 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: 18.48°N 64.4°W
Last Update: 3:53 am EDT Sep 6, 2026
Forecast Valid: 12pm EDT Sep 6, 2026-6pm EDT Sep 12, 2026
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