For More Weather Information:

4NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:41 am EDT May 3, 2026
Forecast Valid: 4am EDT May 3, 2026-6pm EDT May 9, 2026

Sunday

E wind 5 to 12 kt. Sunny. Seas around 3 ft.

Sunday Night

ESE wind 6 to 8 kt. Isolated showers after 9pm. Seas around 3 ft.

Monday

E wind 8 to 15 kt. Isolated showers. Seas around 3 ft.

Monday Night

ESE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Scattered showers, mainly before midnight. Seas around 3 ft.

Tuesday

E wind 7 to 15 kt, with gusts as high as 21 kt. Scattered showers. Seas 2 to 3 ft.

Tuesday Night

ESE wind 6 to 9 kt. Isolated showers. Seas around 3 ft.

Wednesday

E wind 9 to 15 kt, with gusts as high as 21 kt. Sunny. Seas around 3 ft.

Wednesday Night

ESE wind around 8 kt. Partly cloudy. Seas around 3 ft.

Thursday

ENE wind 8 to 14 kt, with gusts as high as 20 kt. Sunny. 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.