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San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Monday

      Monday:E wind 9 to 12 kt. Scattered showers, mainly before 2pm.   Seas around 3 ft.

      High: 79 °F

      E 12kt
      3ft

    • Monday Night

      Monday Night:E wind 9 to 11 kt. Scattered showers, mainly before 11pm.   Seas around 3 ft.

      Low: 77 °F

      E 11kt
      3ft

    • Tuesday

      Tuesday:SE wind 9 to 11 kt. Sunny. Seas around 3 ft.

      High: 80 °F

      SE 11kt
      3ft

    • Tuesday Night

      Tuesday Night:ESE wind around 10 kt. Mostly clear. Seas around 3 ft.

      Low: 78 °F

      ESE 10kt
      3ft

    • Wednesday

      Wednesday:ESE wind around 11 kt. Sunny. Seas around 3 ft.

      High: 81 °F

      ESE 11kt
      3ft

    • Wednesday Night

      Wednesday Night:ESE wind around 10 kt. Mostly clear. Seas around 3 ft.

      Low: 78 °F

      ESE 10kt
      3ft

    • New Year's Day

      New Year's Day:ESE wind 9 to 12 kt. Mostly sunny. Seas 2 to 3 ft.

      High: 81 °F

      ESE 12kt
      2-3ft

    • Thursday Night

      Thursday Night:E wind 8 to 12 kt. Partly cloudy. Seas 2 to 3 ft.

      Low: 79 °F

      E 12kt
      2-3ft

    • Friday

      Friday:E wind 7 to 9 kt. Scattered showers.   Seas around 2 ft.

      High: 82 °F

      E 9kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:23 am EST Dec 29, 2025
Forecast Valid: 3am EST Dec 29, 2025-6pm EST Jan 4, 2026

View Nearby Observations

Detailed Forecast


Monday
E wind 9 to 12 kt. Scattered showers, mainly before 2pm. Seas around 3 ft.
Monday Night
E wind 9 to 11 kt. Scattered showers, mainly before 11pm. Seas around 3 ft.
Tuesday
SE wind 9 to 11 kt. Sunny. Seas around 3 ft.
Tuesday Night
ESE wind around 10 kt. Mostly clear. Seas around 3 ft.
Wednesday
ESE wind around 11 kt. Sunny. Seas around 3 ft.
Wednesday Night
ESE wind around 10 kt. Mostly clear. Seas around 3 ft.
New Year's Day
ESE wind 9 to 12 kt. Mostly sunny. Seas 2 to 3 ft.
Thursday Night
E wind 8 to 12 kt. Partly cloudy. Seas 2 to 3 ft.
Friday
E wind 7 to 9 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.
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ABOUT THIS FORECAST

Point Forecast: 18.48°N 64.4°W
Last Update: 2:23 am EST Dec 29, 2025
Forecast Valid: 3am EST Dec 29, 2025-6pm EST Jan 4, 2026
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