For More Weather Information:

3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:47 pm EDT Aug 16, 2026
Forecast Valid: 4pm EDT Aug 16, 2026-6pm EDT Aug 23, 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON AST TODAY...

This Afternoon

E wind around 14 kt. Sunny. Seas around 4 ft.

Tonight

E wind 9 to 11 kt. Isolated showers between 9pm and 3am. Seas around 4 ft.

Monday

ENE wind 10 to 14 kt. Isolated showers before 3pm. Seas around 3 ft.

Monday Night

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

Tuesday

ENE wind 7 to 14 kt. Scattered showers, mainly after noon. Seas 2 to 3 ft.

Tuesday Night

E wind 6 to 10 kt. Clear. Seas around 2 ft.

Wednesday

E wind 8 to 13 kt. Sunny. Seas around 2 ft.

Wednesday Night

SE wind around 7 kt. Scattered showers. Seas around 2 ft.

Thursday

E wind 8 to 17 kt, with gusts as high as 23 kt. Scattered showers. Seas around 2 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.