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4NM NE San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:32 am EDT Jul 12, 2025
Forecast Valid: 6am EDT Jul 12, 2025-6pm EDT Jul 18, 2025

Today

E wind 10 to 13 kt. Scattered showers, mainly before noon. Widespread haze. Seas 1 ft or less.

Tonight

E wind around 9 kt. Isolated showers. Widespread haze. Seas 1 ft or less.

Sunday

E wind 8 to 11 kt. Isolated showers before noon. Widespread haze before 9am. Seas 1 ft or less.

Sunday Night

E wind 8 to 10 kt. Scattered showers, mainly after midnight. Seas 1 ft or less.

Monday

E wind 7 to 15 kt. Scattered showers. Seas 1 ft or less.

Monday Night

E wind 8 to 11 kt. Scattered showers, mainly after midnight. Seas 1 ft or less.

Tuesday

E wind 11 to 16 kt. Showers likely, mainly before noon. Seas 1 ft or less.

Tuesday Night

E wind around 13 kt. Scattered showers. Seas 1 ft or less.

Wednesday

E wind around 12 kt. Showers likely. 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.