News Headlines

For More Weather Information:

San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Today

      Today:E wind 15 to 20 kt, with gusts as high as 27 kt. Isolated showers between noon and 3pm.   Seas around 5 ft.

      High: 84 °F

      E 20kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:ENE wind around 21 kt, with gusts as high as 28 kt. Mostly clear. Seas 4 to 5 ft.

      Low: 82 °F

      ENE 21kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:ENE wind around 22 kt, with gusts as high as 30 kt. Isolated showers after 9am.   Seas around 5 ft.

      High: 84 °F

      ENE 22kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:E wind around 22 kt, with gusts as high as 30 kt. Scattered showers.   Seas around 5 ft.

      Low: 82 °F

      E 22kt
      5ft

    • Sunday

      Sunday:E wind 16 to 21 kt, with gusts as high as 28 kt. Scattered showers, mainly before noon.   Seas 1 ft or less.

      High: 84 °F

      E 21kt
      < 1ft

    • Sunday Night

      Sunday Night:E wind around 15 kt, with gusts as high as 21 kt. Scattered showers after midnight.   Seas 1 ft or less.

      Low: 82 °F

      E 15kt
      < 1ft

    • Monday

      Monday:E wind 11 to 15 kt, with gusts as high as 21 kt. Mostly sunny. Seas 1 ft or less building to 4 ft.

      High: 84 °F

      E 15kt
      Waves Building4ft

    • Monday Night

      Monday Night:E wind around 14 kt. Scattered showers.   Seas around 3 ft.

      Low: 82 °F

      E 14kt
      3ft

    • Tuesday

      Tuesday:E wind around 12 kt. Sunny. Seas 2 to 3 ft.

      High: 84 °F

      E 12kt
      2-3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:42 am EDT Aug 14, 2026
Forecast Valid: 6am EDT Aug 14, 2026-6pm EDT Aug 20, 2026

View Nearby Observations

Detailed Forecast


Today
E wind 15 to 20 kt, with gusts as high as 27 kt. Isolated showers between noon and 3pm. Seas around 5 ft.
Tonight
ENE wind around 21 kt, with gusts as high as 28 kt. Mostly clear. Seas 4 to 5 ft.
Saturday
ENE wind around 22 kt, with gusts as high as 30 kt. Isolated showers after 9am. Seas around 5 ft.
Saturday Night
E wind around 22 kt, with gusts as high as 30 kt. Scattered showers. Seas around 5 ft.
Sunday
E wind 16 to 21 kt, with gusts as high as 28 kt. Scattered showers, mainly before noon. Seas 1 ft or less.
Sunday Night
E wind around 15 kt, with gusts as high as 21 kt. Scattered showers after midnight. Seas 1 ft or less.
Monday
E wind 11 to 15 kt, with gusts as high as 21 kt. Mostly sunny. Seas 1 ft or less building to 4 ft.
Monday Night
E wind around 14 kt. Scattered showers. Seas around 3 ft.
Tuesday
E wind around 12 kt. Sunny. Seas 2 to 3 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: 18.48°N 64.4°W
Last Update: 3:42 am EDT Aug 14, 2026
Forecast Valid: 6am EDT Aug 14, 2026-6pm EDT Aug 20, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data