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San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Today

      Today:SE wind 10 to 12 kt. Showers likely, with thunderstorms also possible after noon.   Seas around 2 ft.

      High: 83 °F

      SE 12kt
      2ft

    • Tonight

      Tonight:E wind 7 to 10 kt. Scattered showers and thunderstorms.   Seas around 2 ft.

      Low: 80 °F

      E 10kt
      2ft

    • Wednesday

      Wednesday:ESE wind around 9 kt. Scattered showers, with thunderstorms also possible after noon.   Seas around 2 ft.

      High: 83 °F

      ESE 9kt
      2ft

    • Wednesday Night

      Wednesday Night:E wind 7 to 9 kt. Isolated showers.   Seas 1 to 2 ft.

      Low: 80 °F

      E 9kt
      1-2ft

    • Thursday

      Thursday:ESE wind 8 to 10 kt. Scattered showers.   Seas around 2 ft.

      High: 83 °F

      ESE 10kt
      2ft

    • Thursday Night

      Thursday Night:E wind 10 to 12 kt. Scattered showers.   Seas around 2 ft.

      Low: 80 °F

      E 12kt
      2ft

    • Friday

      Friday:ESE wind around 10 kt. Scattered showers before noon.   Seas around 2 ft.

      High: 83 °F

      ESE 10kt
      2ft

    • Friday Night

      Friday Night:E wind 11 to 13 kt. Scattered showers.   Seas 2 to 3 ft.

      Low: 80 °F

      E 13kt
      2-3ft

    • Saturday

      Saturday:E wind around 14 kt. Sunny. Seas around 3 ft.

      High: 83 °F

      E 14kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:32 am EDT Apr 28, 2026
Forecast Valid: 7am EDT Apr 28, 2026-6pm EDT May 4, 2026

View Nearby Observations

Detailed Forecast


Today
SE wind 10 to 12 kt. Showers likely, with thunderstorms also possible after noon. Seas around 2 ft.
Tonight
E wind 7 to 10 kt. Scattered showers and thunderstorms. Seas around 2 ft.
Wednesday
ESE wind around 9 kt. Scattered showers, with thunderstorms also possible after noon. Seas around 2 ft.
Wednesday Night
E wind 7 to 9 kt. Isolated showers. Seas 1 to 2 ft.
Thursday
ESE wind 8 to 10 kt. Scattered showers. Seas around 2 ft.
Thursday Night
E wind 10 to 12 kt. Scattered showers. Seas around 2 ft.
Friday
ESE wind around 10 kt. Scattered showers before noon. Seas around 2 ft.
Friday Night
E wind 11 to 13 kt. Scattered showers. Seas 2 to 3 ft.
Saturday
E wind around 14 kt. Sunny. Seas around 3 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: 3:32 am EDT Apr 28, 2026
Forecast Valid: 7am EDT Apr 28, 2026-6pm EDT May 4, 2026
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