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San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]

Tonight
Low: 81 °F
Light Wind
2ft
Monday
High: 81 °F
Light Wind
1ft
Monday Night
Low: 81 °F
⇑N 6kt
1ft
Tuesday
High: 81 °F
NE 8kt
1ft
Tuesday Night
Low: 80 °F
NNE 6kt
1ft
Wednesday
High: 82 °F
ENE 11kt
1-2ft
Wednesday Night
Low: 81 °F
NE 7kt
2ft
Thursday
High: 82 °F
NE 8kt
1ft
Thursday Night
Low: 81 °F
NE 7kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:14 pm EST Jan 4, 2026
Forecast Valid: 8pm EST Jan 4, 2026-6pm EST Jan 11, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. Showers likely, mainly after 2am. Seas around 2 ft.

Monday

Variable winds 5 kt or less. Showers and possibly a thunderstorm, mainly before 5pm, then scattered showers and thunderstorms after 5pm. Seas around 1 ft.

Monday Night

Variable winds less than 5 kt becoming N around 6 kt in the evening. Scattered showers, with thunderstorms also possible after 2am. Seas around 1 ft.

Tuesday

NE wind 5 to 8 kt. Scattered showers. Seas around 1 ft.

Tuesday Night

NNE wind around 6 kt. Isolated showers. Seas around 1 ft.

Wednesday

ENE wind 5 to 11 kt. Isolated showers before 11am. Seas 1 to 2 ft.

Wednesday Night

NE wind around 7 kt. Partly cloudy. Seas around 2 ft.

Thursday

NE wind 6 to 8 kt. Sunny. Seas around 1 ft.

Thursday Night

NE wind around 7 kt. Mostly clear. Seas 1 to 2 ft.

*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.