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4NM NE San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:35 pm EDT Oct 3, 2026
Forecast Valid: 12am EDT Oct 4, 2026-6pm EDT Oct 10, 2026

Overnight

ESE wind 6 to 8 kt. Scattered showers. Seas 1 ft or less.

Sunday

E wind 5 to 14 kt. Scattered showers, mainly after noon. Seas 1 ft or less.

Sunday Night

ESE wind 5 to 9 kt. Showers likely and possibly a thunderstorm before midnight, then scattered showers. Seas 1 ft or less.

Monday

E wind 6 to 13 kt. Isolated showers. Seas 1 ft or less.

Monday Night

ESE wind 6 to 8 kt. Scattered showers. Seas 1 ft or less.

Tuesday

E wind 6 to 13 kt. Scattered showers and thunderstorms. Seas 1 ft or less.

Tuesday Night

E wind 6 to 8 kt. Scattered showers. Seas 1 ft or less.

Wednesday

E wind 7 to 14 kt. Scattered showers. Seas 1 ft or less.

Wednesday Night

SE wind 5 to 7 kt. Partly cloudy. Seas 1 ft or less.

*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.