For More Weather Information:

San Juan, PR Local Forecast Office

20NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Today

      Today:ENE wind 12 to 14 kt, with gusts as high as 20 kt. Isolated showers.   Seas around 2 ft.

      High: 85 °F

      ENE 14kt
      2ft

    • Tonight

      Tonight:E wind around 17 kt, with gusts as high as 23 kt. Scattered showers, mainly between 9pm and midnight.   Seas around 2 ft.

      Low: 83 °F

      E 17kt
      2ft

    • Sunday

      Sunday:E wind around 15 kt, with gusts as high as 21 kt. Isolated showers before 9am, then isolated showers after 3pm.   Seas around 2 ft.

      High: 86 °F

      E 15kt
      2ft

    • Sunday Night

      Sunday Night:E wind 13 to 15 kt, with gusts as high as 21 kt. Isolated showers.   Seas around 2 ft.

      Low: 83 °F

      E 15kt
      2ft

    • Monday

      Monday:E wind 13 to 15 kt, with gusts as high as 21 kt. Scattered showers, mainly before noon.   Seas around 2 ft.

      High: 86 °F

      E 15kt
      2ft

    • Monday Night

      Monday Night:E wind around 12 kt. Isolated showers after midnight.   Seas around 2 ft.

      Low: 83 °F

      E 12kt
      2ft

    • Tuesday

      Tuesday:E wind 15 to 17 kt, with gusts as high as 24 kt. Sunny. Seas around 2 ft.

      High: 86 °F

      E 17kt
      2ft

    • Tuesday Night

      Tuesday Night:E wind around 14 kt. Scattered showers.   Seas around 2 ft.

      Low: 83 °F

      E 14kt
      2ft

    • Wednesday

      Wednesday:E wind around 16 kt, with gusts as high as 22 kt. Scattered showers.   Seas around 2 ft.

      High: 86 °F

      E 16kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:31 am EDT Sep 12, 2026
Forecast Valid: 10am EDT Sep 12, 2026-6pm EDT Sep 18, 2026

View Nearby Observations

Detailed Forecast


Today
ENE wind 12 to 14 kt, with gusts as high as 20 kt. Isolated showers. Seas around 2 ft.
Tonight
E wind around 17 kt, with gusts as high as 23 kt. Scattered showers, mainly between 9pm and midnight. Seas around 2 ft.
Sunday
E wind around 15 kt, with gusts as high as 21 kt. Isolated showers before 9am, then isolated showers after 3pm. Seas around 2 ft.
Sunday Night
E wind 13 to 15 kt, with gusts as high as 21 kt. Isolated showers. Seas around 2 ft.
Monday
E wind 13 to 15 kt, with gusts as high as 21 kt. Scattered showers, mainly before noon. Seas around 2 ft.
Monday Night
E wind around 12 kt. Isolated showers after midnight. Seas around 2 ft.
Tuesday
E wind 15 to 17 kt, with gusts as high as 24 kt. Sunny. Seas around 2 ft.
Tuesday Night
E wind around 14 kt. Scattered showers. Seas around 2 ft.
Wednesday
E wind around 16 kt, with gusts as high as 22 kt. Scattered showers. Seas around 2 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 18.45°N 64.61°W
Last Update: 5:31 am EDT Sep 12, 2026
Forecast Valid: 10am EDT Sep 12, 2026-6pm EDT Sep 18, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data