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San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
WSW 10kt
1ft
Tonight
Low: 82 °F
WSW 6kt
1ft
Saturday
High: 82 °F
⇑SW 8kt
1-2ft
Saturday Night
Low: 82 °F
Light Wind
2ft
Sunday
High: 84 °F
Light Wind
2ft
Sunday Night
Low: 82 °F
Light Wind
2ft
Monday
High: 84 °F
Light Wind
2ft
Monday Night
Low: 82 °F
Light Wind
1-2ft
Tuesday
High: 84 °F
⇑ESE 7kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:06 am EST Nov 6, 2026
Forecast Valid: 8am EST Nov 6, 2026-6pm EST Nov 12, 2026

View Nearby Observations

Detailed Forecast

Today

WSW wind 6 to 10 kt. Scattered showers before 2pm, then scattered showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Seas around 1 ft.

Tonight

WSW wind around 6 kt. Showers likely and possibly a thunderstorm before 8pm, then scattered showers. Seas around 1 ft.

Saturday

Variable winds less than 5 kt becoming SW 5 to 8 kt in the morning. Scattered showers and thunderstorms. Seas 1 to 2 ft.

Saturday Night

Variable winds 5 kt or less. Scattered showers. Seas around 2 ft.

Sunday

Variable winds 5 kt or less. Scattered showers, mainly after 11am. Seas around 2 ft.

Sunday Night

Variable winds 5 kt or less. Scattered showers. Seas around 2 ft.

Monday

Variable winds 5 kt or less. Scattered showers. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 to 2 ft.

Tuesday

Variable winds less than 5 kt becoming ESE 5 to 7 kt in the morning. Mostly sunny. Seas around 1 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.