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San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]

Saturday
High: 83 °F
Light Wind
1-2ft
Saturday Night
Low: 82 °F
Light Wind
1ft
Sunday
High: 83 °F
⇑SE 6kt
1ft
Sunday Night
Low: 82 °F
Light Wind
1ft
Monday
High: 83 °F
⇑ESE 6kt
1ft
Monday Night
Low: 82 °F
ENE 6kt
1ft
Tuesday
High: 83 °F
ENE 8kt
2ft
Tuesday Night
Low: 82 °F
NE 7kt
2ft
Wednesday
High: 83 °F
ENE 10kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:00 pm EST Nov 14, 2025
Forecast Valid: 3am EST Nov 15, 2025-6pm EST Nov 21, 2025

View Nearby Observations

Detailed Forecast

Saturday

Variable winds 5 kt or less. Scattered showers, mainly before 2pm. Seas 1 to 2 ft.

Saturday Night

Variable winds 5 kt or less. Scattered showers before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then scattered showers after 2am. Seas around 1 ft.

Sunday

Variable winds less than 5 kt becoming SE around 6 kt. Showers likely and possibly a thunderstorm before 11am, then isolated showers. Seas around 1 ft.

Sunday Night

Variable winds 5 kt or less. Scattered showers after 11pm. Seas around 1 ft.

Monday

Variable winds less than 5 kt becoming ESE around 6 kt in the morning. Isolated showers. Seas around 1 ft.

Monday Night

ENE wind around 6 kt. Scattered showers. Seas around 1 ft.

Tuesday

ENE wind 6 to 8 kt. Scattered showers. Seas around 2 ft.

Tuesday Night

NE wind around 7 kt. Scattered showers. Seas around 2 ft.

Wednesday

ENE wind 7 to 10 kt. Scattered showers. 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.