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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:42 pm EDT Oct 6, 2026
Forecast Valid: 11pm EDT Oct 6, 2026-6pm EDT Oct 13, 2026

Overnight

ESE wind 6 to 9 kt. Scattered showers, mainly after midnight. Seas around 3 ft.

Wednesday

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

Wednesday Night

SE wind 5 to 7 kt. Scattered showers, with thunderstorms also possible after 9pm. Seas 2 to 3 ft.

Thursday

E wind 7 to 14 kt. Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Seas around 2 ft.

Thursday Night

ESE wind 6 to 8 kt. Scattered showers, with thunderstorms also possible after midnight. Seas around 2 ft.

Friday

E wind 9 to 14 kt, with gusts as high as 20 kt. Isolated showers. Seas 2 to 3 ft.

Friday Night

E wind 8 to 10 kt. Mostly clear. Seas around 3 ft.

Saturday

ENE wind 8 to 12 kt. Mostly sunny. Seas around 3 ft.

Saturday Night

ESE wind 7 to 9 kt. Partly cloudy. Seas around 3 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.