For More Weather Information:

3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:33 pm EDT Aug 6, 2026
Forecast Valid: 10pm EDT Aug 6, 2026-6pm EDT Aug 13, 2026

Tonight

E wind 6 to 8 kt. Scattered showers, mainly before midnight. Seas around 3 ft.

Friday

ENE wind 9 to 15 kt. Isolated showers before 9am, then isolated showers after noon. Seas 3 to 4 ft.

Friday Night

E wind around 10 kt. Scattered showers, mainly after 3am. Seas around 3 ft.

Saturday

ENE wind 7 to 15 kt, with gusts as high as 21 kt. Scattered showers after noon. Seas around 3 ft.

Saturday Night

E wind around 10 kt. Isolated showers after midnight. Seas around 3 ft.

Sunday

E wind 11 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly after noon. Seas around 3 ft.

Sunday Night

E wind 9 to 12 kt. Partly cloudy. Seas around 3 ft.

Monday

E wind 8 to 15 kt. Sunny. Seas around 3 ft.

Monday Night

E wind 8 to 10 kt. Clear. Seas around 3 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.