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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:30 pm EDT Oct 11, 2026
Forecast Valid: 6pm EDT Oct 11, 2026-6pm EDT Oct 18, 2026

Tonight

ESE wind 6 to 10 kt. Isolated showers. Seas around 3 ft.

Columbus Day

E wind 7 to 12 kt. Scattered showers, mainly after 9am. Seas around 3 ft.

Monday Night

E wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Isolated showers. Seas around 2 ft.

Tuesday

E wind 6 to 11 kt. Scattered showers, then showers likely and possibly a thunderstorm after noon. Seas 2 to 3 ft.

Tuesday Night

E wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Isolated showers. Seas around 3 ft.

Wednesday

ENE wind 6 to 12 kt. Scattered showers, with thunderstorms also possible after noon. Seas around 3 ft.

Wednesday Night

E wind around 8 kt. Scattered showers. Seas around 3 ft.

Thursday

ENE wind 7 to 11 kt. Scattered showers. Seas around 3 ft.

Thursday Night

E wind around 8 kt. Scattered showers. Seas around 3 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.