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San Juan, PR Local Forecast Office

12NM E Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:ESE wind 13 to 17 kt, with gusts as high as 23 kt. Scattered showers, mainly between 2pm and 5pm.   Seas 2 to 3 ft.

      High: 83 °F

      ESE 17kt
      2-3ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:E wind around 14 kt. Isolated showers before 8pm, then isolated showers after 2am.   Seas 3 to 4 ft.

      Low: 82 °F

      E 14kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:ENE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly after 8am.   Seas around 3 ft.

      High: 83 °F

      ENE 16kt
      3ft

    • Thursday Night

      Thursday Night:E wind 16 to 18 kt, with gusts as high as 24 kt. Isolated showers.   Seas around 3 ft.

      Low: 82 °F

      E 18kt
      3ft

    • Friday

      Friday:ENE wind 14 to 18 kt, with gusts as high as 24 kt. Scattered showers, mainly before 11am.   Seas around 3 ft.

      High: 83 °F

      ENE 18kt
      3ft

    • Friday Night

      Friday Night:ENE wind around 15 kt, with gusts as high as 21 kt. Isolated showers.   Seas around 3 ft.

      Low: 82 °F

      ENE 15kt
      3ft

    • Saturday

      Saturday:ENE wind around 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas around 3 ft.

      High: 83 °F

      ENE 16kt
      3ft

    • Saturday Night

      Saturday Night:ENE wind 17 to 19 kt, with gusts as high as 26 kt. Scattered showers.   Seas around 3 ft.

      Low: 82 °F

      ENE 19kt
      3ft

    • Sunday

      Sunday:E wind 17 to 20 kt, with gusts as high as 27 kt. Scattered showers.   Seas around 3 ft.

      High: 83 °F

      E 20kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:56 pm EST Dec 16, 2025
Forecast Valid: 2am EST Dec 17, 2025-6pm EST Dec 23, 2025

View Nearby Observations

Detailed Forecast


Wednesday
ESE wind 13 to 17 kt, with gusts as high as 23 kt. Scattered showers, mainly between 2pm and 5pm. Seas 2 to 3 ft.
Wednesday Night
E wind around 14 kt. Isolated showers before 8pm, then isolated showers after 2am. Seas 3 to 4 ft.
Thursday
ENE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly after 8am. Seas around 3 ft.
Thursday Night
E wind 16 to 18 kt, with gusts as high as 24 kt. Isolated showers. Seas around 3 ft.
Friday
ENE wind 14 to 18 kt, with gusts as high as 24 kt. Scattered showers, mainly before 11am. Seas around 3 ft.
Friday Night
ENE wind around 15 kt, with gusts as high as 21 kt. Isolated showers. Seas around 3 ft.
Saturday
ENE wind around 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas around 3 ft.
Saturday Night
ENE wind 17 to 19 kt, with gusts as high as 26 kt. Scattered showers. Seas around 3 ft.
Sunday
E wind 17 to 20 kt, with gusts as high as 27 kt. Scattered showers. Seas around 3 ft.

*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: 18.37°N 64.73°W
Last Update: 7:56 pm EST Dec 16, 2025
Forecast Valid: 2am EST Dec 17, 2025-6pm EST Dec 23, 2025
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