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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:11 pm EDT Sep 2, 2026
Forecast Valid: 2am EDT Sep 3, 2026-6pm EDT Sep 9, 2026

Thursday

ESE wind 5 to 13 kt becoming ENE in the afternoon. Scattered showers, mainly after 3pm. Seas around 2 ft.

Thursday Night

ESE wind 5 to 7 kt. Isolated showers before midnight. Seas around 2 ft.

Friday

E wind 6 to 15 kt. Scattered showers, mainly after noon. Seas around 2 ft.

Friday Night

E wind 5 to 8 kt. Scattered showers, mainly after midnight. Seas around 2 ft.

Saturday

E wind 7 to 14 kt. Isolated showers, then scattered showers and thunderstorms after noon. Seas around 2 ft.

Saturday Night

E wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Isolated showers. Seas around 2 ft.

Sunday

E wind 6 to 14 kt. Showers likely, mainly after noon. Seas around 2 ft.

Sunday Night

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

Labor Day

Variable winds less than 5 kt becoming E 10 to 15 kt in the morning. Winds could gust as high as 21 kt. Scattered showers. 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.