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San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:E wind around 17 kt, with gusts as high as 25 kt. Scattered showers.   Seas around 3 ft.

      High: 84 °F

      E 17kt
      3ft

    • Tonight

      Tonight:E wind 18 to 20 kt, with gusts as high as 28 kt. Isolated showers before 3am.   Seas around 3 ft.

      Low: 82 °F

      E 20kt
      3ft

    • Thursday

      Thursday:E wind 18 to 23 kt, with gusts as high as 33 kt. Sunny. Seas around 4 ft.

      High: 84 °F

      E 23kt
      4ft

    • Thursday Night

      Thursday Night:E wind around 21 kt, with gusts as high as 31 kt. Isolated showers before midnight.   Seas around 4 ft.

      Low: 82 °F

      E 21kt
      4ft

    • Friday

      Friday:E wind 13 to 19 kt, with gusts as high as 28 kt. Sunny. Seas around 5 ft.

      High: 84 °F

      E 19kt
      5ft

    • Friday Night

      Friday Night:ENE wind 17 to 22 kt, with gusts as high as 32 kt. Isolated showers.   Seas around 4 ft.

      Low: 82 °F

      ENE 22kt
      4ft

    • Saturday

      Saturday:ENE wind 17 to 21 kt, with gusts as high as 30 kt. Sunny. Seas 4 to 5 ft.

      High: 84 °F

      ENE 21kt
      4-5ft

    • Saturday Night

      Saturday Night:ENE wind around 20 kt, with gusts as high as 29 kt. Clear. Seas 4 to 5 ft.

      Low: 82 °F

      ENE 20kt
      4-5ft

    • Sunday

      Sunday:E wind around 21 kt, with gusts as high as 31 kt. Showers likely.   Seas around 5 ft.

      High: 84 °F

      E 21kt
      5ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:27 am EDT Aug 12, 2026
Forecast Valid: 12pm EDT Aug 12, 2026-6pm EDT Aug 18, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
E wind around 17 kt, with gusts as high as 25 kt. Scattered showers. Seas around 3 ft.
Tonight
E wind 18 to 20 kt, with gusts as high as 28 kt. Isolated showers before 3am. Seas around 3 ft.
Thursday
E wind 18 to 23 kt, with gusts as high as 33 kt. Sunny. Seas around 4 ft.
Thursday Night
E wind around 21 kt, with gusts as high as 31 kt. Isolated showers before midnight. Seas around 4 ft.
Friday
E wind 13 to 19 kt, with gusts as high as 28 kt. Sunny. Seas around 5 ft.
Friday Night
ENE wind 17 to 22 kt, with gusts as high as 32 kt. Isolated showers. Seas around 4 ft.
Saturday
ENE wind 17 to 21 kt, with gusts as high as 30 kt. Sunny. Seas 4 to 5 ft.
Saturday Night
ENE wind around 20 kt, with gusts as high as 29 kt. Clear. Seas 4 to 5 ft.
Sunday
E wind around 21 kt, with gusts as high as 31 kt. Showers likely. Seas around 5 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: 11:27 am EDT Aug 12, 2026
Forecast Valid: 12pm EDT Aug 12, 2026-6pm EDT Aug 18, 2026
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