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3NM NW San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 11:52 am EDT Jul 20, 2026
Forecast Valid: 1pm EDT Jul 20, 2026-6pm EDT Jul 26, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

This Afternoon

ENE wind around 15 kt. Isolated showers before 3pm. Seas 1 ft or less.

Tonight

E wind 6 to 10 kt. Scattered showers, mainly after 3am. Seas 1 ft or less.

Tuesday

NE wind 7 to 12 kt. Showers likely, mainly before 9am. Seas 1 ft or less.

Tuesday Night

ENE wind 6 to 8 kt becoming ESE after midnight. Scattered showers, mainly before midnight. Seas 1 ft or less.

Wednesday

E wind 5 to 14 kt, with gusts as high as 20 kt. Isolated showers. Seas 1 ft or less.

Wednesday Night

ESE wind 7 to 9 kt. Isolated showers. Seas 1 ft or less.

Thursday

E wind 9 to 16 kt, with gusts as high as 22 kt. Sunny. Seas 1 ft or less.

Thursday Night

ESE wind 7 to 10 kt. Partly cloudy. Seas 1 ft or less.

Friday

E wind 9 to 16 kt, with gusts as high as 22 kt. Mostly sunny. 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.