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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:07 pm EDT Sep 7, 2026
Forecast Valid: 9pm EDT Sep 7, 2026-6pm EDT Sep 14, 2026

Tonight

ESE wind around 7 kt. Scattered showers and thunderstorms between midnight and 3am, then scattered showers after 3am. Seas 2 to 3 ft.

Tuesday

E wind 8 to 15 kt. Scattered showers. Seas around 3 ft.

Tuesday Night

ESE wind 9 to 11 kt. Scattered showers, with thunderstorms also possible after 3am. Seas around 3 ft.

Wednesday

E wind 10 to 15 kt, with gusts as high as 21 kt. Scattered showers and thunderstorms. Seas around 4 ft.

Wednesday Night

E wind 9 to 11 kt. Scattered showers. Seas around 4 ft.

Thursday

E wind 11 to 15 kt, with gusts as high as 21 kt. Scattered showers. Seas around 4 ft.

Thursday Night

ESE wind 7 to 9 kt. Partly cloudy. Seas around 4 ft.

Friday

E wind 10 to 14 kt. Mostly sunny. Seas around 4 ft.

Friday Night

E wind around 10 kt. Clear. Seas 3 to 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.