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San Juan, PR Local Forecast Office

2NM WSW Charlotte Amalie VI

Marine Point Forecast

[NOTICE]

Today
High: 85 °F
E 15kt
2ft
Tonight
Low: 82 °F
E 17kt
2ft
Monday
High: 85 °F
E 15kt
2ft
Monday Night
Low: 82 °F
E 16kt
2ft
Tuesday
High: 85 °F
E 15kt
2ft
Tuesday Night
Low: 82 °F
E 16kt
2ft
Wednesday
High: 85 °F
ENE 14kt
2ft
Wednesday Night
Low: 82 °F
E 17kt
2ft
Thursday
High: 85 °F
E 14kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:47 am EDT Aug 23, 2026
Forecast Valid: 10am EDT Aug 23, 2026-6pm EDT Aug 29, 2026

View Nearby Observations

Detailed Forecast

Today

E wind around 15 kt, with gusts as high as 21 kt. Isolated showers before noon, then scattered showers and thunderstorms between noon and 3pm, then scattered showers after 3pm. Seas around 2 ft.

Tonight

E wind around 17 kt, with gusts as high as 23 kt. Scattered showers, mainly after 3am. Seas around 2 ft.

Monday

E wind around 15 kt, with gusts as high as 21 kt. Scattered showers before noon. Seas around 2 ft.

Monday Night

E wind 14 to 16 kt. Scattered showers, mainly after 9pm. Seas around 2 ft.

Tuesday

E wind around 15 kt, with gusts as high as 21 kt. Scattered showers. Seas around 2 ft.

Tuesday Night

E wind 14 to 16 kt, with gusts as high as 22 kt. Showers likely and possibly a thunderstorm. Seas around 2 ft.

Wednesday

ENE wind 12 to 14 kt. Sunny. Seas around 2 ft.

Wednesday Night

E wind around 17 kt, with gusts as high as 23 kt. Scattered showers. Seas around 2 ft.

Thursday

E wind around 14 kt. Mostly sunny. Seas around 2 ft.

Winds and seas higher in and near thunderstorms.

*Notices:

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.
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.