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San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:ESE wind 13 to 16 kt, with gusts as high as 22 kt. Isolated showers.   Seas around 3 ft.

      Low: 80 °F

      ESE 16kt
      3ft

    • Friday

      Friday:E wind 14 to 16 kt, with gusts as high as 22 kt. Isolated showers.   Seas around 3 ft.

      High: 82 °F

      E 16kt
      3ft

    • Friday Night

      Friday Night:E wind around 16 kt, with gusts as high as 22 kt. Showers likely, mainly after 5am.   Seas around 3 ft.

      Low: 80 °F

      E 16kt
      3ft

    • Saturday

      Saturday:E wind 18 to 21 kt, with gusts as high as 29 kt. Showers likely, mainly before 8am.   Seas 3 to 4 ft.

      High: 82 °F

      E 21kt
      3-4ft

    • Saturday Night

      Saturday Night:ENE wind 20 to 23 kt, with gusts as high as 31 kt. Scattered showers before 11pm.   Seas 4 to 5 ft.

      Low: 80 °F

      ENE 23kt
      4-5ft

    • Sunday

      Sunday:E wind 17 to 20 kt, with gusts as high as 27 kt. Isolated showers.   Seas around 4 ft.

      High: 82 °F

      E 20kt
      4ft

    • Sunday Night

      Sunday Night:E wind around 18 kt, with gusts as high as 25 kt. Scattered showers.   Seas around 4 ft.

      Low: 80 °F

      E 18kt
      4ft

    • M.L.King Day

      M.L.King Day:E wind 14 to 17 kt, with gusts as high as 23 kt. Scattered showers.   Seas around 4 ft.

      High: 82 °F

      E 17kt
      4ft

    • Monday Night

      Monday Night:E wind around 16 kt, with gusts as high as 22 kt. Partly cloudy. Seas around 4 ft.

      Low: 80 °F

      E 16kt
      4ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:44 pm EST Jan 15, 2026
Forecast Valid: 7pm EST Jan 15, 2026-6pm EST Jan 22, 2026

View Nearby Observations

Detailed Forecast


Tonight
ESE wind 13 to 16 kt, with gusts as high as 22 kt. Isolated showers. Seas around 3 ft.
Friday
E wind 14 to 16 kt, with gusts as high as 22 kt. Isolated showers. Seas around 3 ft.
Friday Night
E wind around 16 kt, with gusts as high as 22 kt. Showers likely, mainly after 5am. Seas around 3 ft.
Saturday
E wind 18 to 21 kt, with gusts as high as 29 kt. Showers likely, mainly before 8am. Seas 3 to 4 ft.
Saturday Night
ENE wind 20 to 23 kt, with gusts as high as 31 kt. Scattered showers before 11pm. Seas 4 to 5 ft.
Sunday
E wind 17 to 20 kt, with gusts as high as 27 kt. Isolated showers. Seas around 4 ft.
Sunday Night
E wind around 18 kt, with gusts as high as 25 kt. Scattered showers. Seas around 4 ft.
M.L.King Day
E wind 14 to 17 kt, with gusts as high as 23 kt. Scattered showers. Seas around 4 ft.
Monday Night
E wind around 16 kt, with gusts as high as 22 kt. Partly cloudy. Seas around 4 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: 18.48°N 64.4°W
Last Update: 6:44 pm EST Jan 15, 2026
Forecast Valid: 7pm EST Jan 15, 2026-6pm EST Jan 22, 2026
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