For More Weather Information:

3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:16 pm EDT Jun 21, 2026
Forecast Valid: 10pm EDT Jun 21, 2026-6pm EDT Jun 28, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Tonight

E wind 8 to 10 kt. Isolated showers. Seas around 3 ft.

Monday

E wind 13 to 16 kt, with gusts as high as 22 kt. Isolated showers after 3pm. Seas around 3 ft.

Monday Night

E wind 9 to 12 kt. Isolated showers before midnight, then isolated showers after 3am. Seas around 3 ft.

Tuesday

ENE wind 14 to 16 kt, with gusts as high as 22 kt. Isolated showers. Seas 3 to 4 ft.

Tuesday Night

E wind 8 to 11 kt. Scattered showers. Seas around 3 ft.

Wednesday

E wind 9 to 17 kt, with gusts as high as 23 kt. Scattered showers, mainly before noon. Seas around 3 ft.

Wednesday Night

E wind around 11 kt. Partly cloudy. Seas around 3 ft.

Thursday

E wind 12 to 16 kt, with gusts as high as 22 kt. Scattered showers. Seas around 3 ft.

Thursday Night

E wind around 10 kt. Partly cloudy. 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.