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San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Saturday

      Saturday:E wind around 12 kt. Isolated showers before 9am, then scattered showers and thunderstorms between 9am and noon, then isolated showers after noon.   Seas around 2 ft.

      High: 84 °F

      E 12kt
      2ft

    • Saturday Night

      Saturday Night:E wind around 14 kt. Scattered showers, then showers likely and possibly a thunderstorm after 9pm.   Seas around 2 ft.

      Low: 82 °F

      E 14kt
      2ft

    • Sunday

      Sunday:E wind around 15 kt, with gusts as high as 21 kt. Isolated showers.   Seas 2 to 3 ft.

      High: 84 °F

      E 15kt
      2-3ft

    • Sunday Night

      Sunday Night:E wind 13 to 15 kt, with gusts as high as 21 kt. Showers likely and possibly a thunderstorm.   Seas around 3 ft.

      Low: 82 °F

      E 15kt
      3ft

    • Monday

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

      High: 84 °F

      E 16kt
      3ft

    • Monday Night

      Monday Night:ESE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers.   Seas around 3 ft.

      Low: 82 °F

      ESE 16kt
      3ft

    • Tuesday

      Tuesday:ESE wind 11 to 15 kt, with gusts as high as 21 kt. Scattered showers before noon.   Seas around 3 ft.

      High: 84 °F

      ESE 15kt
      3ft

    • Tuesday Night

      Tuesday Night:ESE wind around 12 kt. Scattered showers.   Seas 2 to 3 ft.

      Low: 82 °F

      ESE 12kt
      2-3ft

    • Wednesday

      Wednesday:SE wind around 12 kt. Mostly sunny. Seas around 2 ft.

      High: 84 °F

      SE 12kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:56 am EDT Oct 31, 2026
Forecast Valid: 4am EDT Oct 31, 2026-6pm EST Nov 6, 2026

View Nearby Observations

Detailed Forecast


Saturday
E wind around 12 kt. Isolated showers before 9am, then scattered showers and thunderstorms between 9am and noon, then isolated showers after noon. Seas around 2 ft.
Saturday Night
E wind around 14 kt. Scattered showers, then showers likely and possibly a thunderstorm after 9pm. Seas around 2 ft.
Sunday
E wind around 15 kt, with gusts as high as 21 kt. Isolated showers. Seas 2 to 3 ft.
Sunday Night
E wind 13 to 15 kt, with gusts as high as 21 kt. Showers likely and possibly a thunderstorm. Seas around 3 ft.
Monday
E wind 14 to 16 kt, with gusts as high as 22 kt. Isolated showers. Seas around 3 ft.
Monday Night
ESE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers. Seas around 3 ft.
Tuesday
ESE wind 11 to 15 kt, with gusts as high as 21 kt. Scattered showers before noon. Seas around 3 ft.
Tuesday Night
ESE wind around 12 kt. Scattered showers. Seas 2 to 3 ft.
Wednesday
SE wind around 12 kt. Mostly sunny. Seas around 2 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: 2:56 am EDT Oct 31, 2026
Forecast Valid: 4am EDT Oct 31, 2026-6pm EST Nov 6, 2026
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