Hazardous Weather Conditions

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San Juan, PR Local Forecast Office

16NM SSE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:E wind around 18 kt, with gusts as high as 25 kt. Scattered showers before 11pm, then scattered showers and thunderstorms between 11pm and 5am, then scattered showers after 5am.   Seas around 5 ft.

      Low: 81 °F

      E 18kt
      5ft

    • Friday

      Friday:E wind 15 to 17 kt, with gusts as high as 23 kt. Scattered showers before 8am, then scattered showers and thunderstorms between 8am and 5pm, then showers likely and possibly a thunderstorm after 5pm.   Seas 4 to 5 ft.

      High: 84 °F

      E 17kt
      4-5ft

    • Friday Night

      Friday Night:E wind around 16 kt, with gusts as high as 22 kt. Showers likely, mainly before 8pm.   Seas around 4 ft.

      Low: 81 °F

      E 16kt
      4ft

    • Saturday

      Saturday:E wind 15 to 17 kt, with gusts as high as 23 kt. Isolated showers.   Seas around 4 ft.

      High: 84 °F

      E 17kt
      4ft

    • Saturday Night

      Saturday Night:ENE wind around 18 kt, with gusts as high as 24 kt. Scattered showers, mainly after 11pm.   Seas around 4 ft.

      Low: 81 °F

      ENE 18kt
      4ft

    • Sunday

      Sunday:E wind around 17 kt, with gusts as high as 23 kt. Isolated showers.   Seas around 4 ft.

      High: 84 °F

      E 17kt
      4ft

    • Sunday Night

      Sunday Night:E wind 13 to 17 kt, with gusts as high as 23 kt. Scattered showers.   Seas around 4 ft.

      Low: 81 °F

      E 17kt
      4ft

    • Monday

      Monday:ENE wind around 12 kt. Scattered showers.   Seas around 4 ft.

      High: 84 °F

      ENE 12kt
      4ft

    • Monday Night

      Monday Night:ENE wind around 12 kt. Partly cloudy. Seas 3 to 4 ft.

      Low: 81 °F

      ENE 12kt
      3-4ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:32 pm EST Nov 27, 2025
Forecast Valid: 9pm EST Nov 27, 2025-6pm EST Dec 4, 2025

View Nearby Observations

Detailed Forecast


Tonight
E wind around 18 kt, with gusts as high as 25 kt. Scattered showers before 11pm, then scattered showers and thunderstorms between 11pm and 5am, then scattered showers after 5am. Seas around 5 ft.
Friday
E wind 15 to 17 kt, with gusts as high as 23 kt. Scattered showers before 8am, then scattered showers and thunderstorms between 8am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Seas 4 to 5 ft.
Friday Night
E wind around 16 kt, with gusts as high as 22 kt. Showers likely, mainly before 8pm. Seas around 4 ft.
Saturday
E wind 15 to 17 kt, with gusts as high as 23 kt. Isolated showers. Seas around 4 ft.
Saturday Night
ENE wind around 18 kt, with gusts as high as 24 kt. Scattered showers, mainly after 11pm. Seas around 4 ft.
Sunday
E wind around 17 kt, with gusts as high as 23 kt. Isolated showers. Seas around 4 ft.
Sunday Night
E wind 13 to 17 kt, with gusts as high as 23 kt. Scattered showers. Seas around 4 ft.
Monday
ENE wind around 12 kt. Scattered showers. Seas around 4 ft.
Monday Night
ENE wind around 12 kt. Partly cloudy. Seas 3 to 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: 18.1°N 64.83°W
Last Update: 6:32 pm EST Nov 27, 2025
Forecast Valid: 9pm EST Nov 27, 2025-6pm EST Dec 4, 2025
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