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San Juan, PR Local Forecast Office

3NM NW San Juan PR

Marine Point Forecast

[NOTICE]

Today
High: 86 °F
E 14kt
2ft
Tonight
Low: 83 °F
SE 7kt
2ft
Tuesday
High: 86 °F
E 13kt
2ft
Tuesday Night
Low: 83 °F
ESE 8kt
2ft
Wednesday
High: 86 °F
ESE 12kt
2-3ft
Wednesday Night
Low: 83 °F
SE 7kt
2-3ft
Thursday
High: 86 °F
E 15kt
2-3ft
Thursday Night
Low: 83 °F
ESE 7kt
2-3ft
Friday
High: 86 °F
ENE 14kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:25 am EDT Oct 5, 2026
Forecast Valid: 9am EDT Oct 5, 2026-6pm EDT Oct 11, 2026

View Nearby Observations

Detailed Forecast

Today

E wind 5 to 14 kt. Scattered showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers after 3pm. Seas around 2 ft.

Tonight

SE wind 5 to 7 kt. Scattered showers, mainly after 3am. Seas around 2 ft.

Tuesday

ESE wind 6 to 13 kt becoming ENE in the morning. Scattered showers after 9am. Seas around 2 ft.

Tuesday Night

ESE wind 6 to 8 kt. Scattered showers, mainly before midnight. Seas around 2 ft.

Wednesday

ESE wind 7 to 12 kt. Scattered showers. Seas 2 to 3 ft.

Wednesday Night

SE wind 5 to 7 kt. Scattered showers, mainly before midnight. Seas 2 to 3 ft.

Thursday

E wind 7 to 15 kt. Showers likely, mainly after noon. Seas 2 to 3 ft.

Thursday Night

ESE wind 5 to 7 kt. Scattered showers. Seas 2 to 3 ft.

Friday

ENE wind 8 to 14 kt, with gusts as high as 20 kt. Mostly sunny. Seas around 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.