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San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:E wind 13 to 15 kt, with gusts as high as 21 kt. Scattered showers, mainly after 2pm.   Seas around 3 ft.

      High: 82 °F

      E 15kt
      3ft

    • Wednesday Night

      Wednesday Night:E wind around 15 kt, with gusts as high as 21 kt. Scattered showers.   Seas around 3 ft.

      Low: 80 °F

      E 15kt
      3ft

    • Thursday

      Thursday:ESE wind around 15 kt, with gusts as high as 21 kt. Isolated showers.   Seas around 3 ft.

      High: 82 °F

      ESE 15kt
      3ft

    • Thursday Night

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

      Low: 80 °F

      E 16kt
      3ft

    • Friday

      Friday:E wind around 15 kt, with gusts as high as 21 kt. Scattered showers, mainly before 11am.   Seas around 3 ft.

      High: 82 °F

      E 15kt
      3ft

    • Friday Night

      Friday Night:ENE wind 15 to 18 kt, with gusts as high as 24 kt. Scattered showers, mainly after 11pm.   Seas around 3 ft.

      Low: 80 °F

      ENE 18kt
      3ft

    • Saturday

      Saturday:E wind 18 to 20 kt, with gusts as high as 27 kt. Sunny. Seas around 4 ft.

      High: 82 °F

      E 20kt
      4ft

    • Saturday Night

      Saturday Night:E wind 18 to 20 kt, with gusts as high as 28 kt. Mostly clear. Seas around 4 ft.

      Low: 80 °F

      E 20kt
      4ft

    • Sunday

      Sunday:E wind 16 to 20 kt, with gusts as high as 27 kt. Mostly sunny. Seas around 4 ft.

      High: 82 °F

      E 20kt
      4ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:44 am EST Jan 14, 2026
Forecast Valid: 3am EST Jan 14, 2026-6pm EST Jan 20, 2026

View Nearby Observations

Detailed Forecast


Wednesday
E wind 13 to 15 kt, with gusts as high as 21 kt. Scattered showers, mainly after 2pm. Seas around 3 ft.
Wednesday Night
E wind around 15 kt, with gusts as high as 21 kt. Scattered showers. Seas around 3 ft.
Thursday
ESE wind around 15 kt, with gusts as high as 21 kt. Isolated showers. Seas around 3 ft.
Thursday Night
E wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers. Seas around 3 ft.
Friday
E wind around 15 kt, with gusts as high as 21 kt. Scattered showers, mainly before 11am. Seas around 3 ft.
Friday Night
ENE wind 15 to 18 kt, with gusts as high as 24 kt. Scattered showers, mainly after 11pm. Seas around 3 ft.
Saturday
E wind 18 to 20 kt, with gusts as high as 27 kt. Sunny. Seas around 4 ft.
Saturday Night
E wind 18 to 20 kt, with gusts as high as 28 kt. Mostly clear. Seas around 4 ft.
Sunday
E wind 16 to 20 kt, with gusts as high as 27 kt. Mostly sunny. 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: 2:44 am EST Jan 14, 2026
Forecast Valid: 3am EST Jan 14, 2026-6pm EST Jan 20, 2026
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