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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:06 pm EDT Jul 3, 2026
Forecast Valid: 11pm EDT Jul 3, 2026-6pm EDT Jul 10, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Overnight

E wind around 9 kt. Scattered showers, mainly before midnight. Seas around 3 ft.

Independence Day

E wind 11 to 15 kt, with gusts as high as 21 kt. Isolated showers before 9am, then scattered showers after noon. Seas around 3 ft.

Saturday Night

E wind 8 to 10 kt. Isolated showers before 9pm, then isolated showers after midnight. Seas around 3 ft.

Sunday

E wind 8 to 16 kt, with gusts as high as 22 kt. Isolated showers. Seas around 3 ft.

Sunday Night

E wind around 11 kt. Isolated showers. Seas around 3 ft.

Monday

E wind 12 to 16 kt. Isolated showers. Seas around 3 ft.

Monday Night

E wind around 10 kt. Partly cloudy. Seas around 3 ft.

Tuesday

E wind 12 to 16 kt, with gusts as high as 22 kt. Widespread haze. Seas 3 to 4 ft.

Tuesday Night

E wind around 11 kt. Widespread haze. Seas around 4 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.