For More Weather Information:

4NM NE San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:52 pm EDT Jul 16, 2026
Forecast Valid: 10pm EDT Jul 16, 2026-6pm EDT Jul 23, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Tonight

ESE wind 9 to 11 kt. Scattered showers, mainly after 3am. Seas 1 ft or less.

Friday

E wind 11 to 16 kt, with gusts as high as 22 kt. Isolated showers. Seas 1 ft or less.

Friday Night

E wind around 12 kt. Isolated showers before midnight, then isolated showers after 3am. Seas 1 ft or less.

Saturday

E wind 13 to 15 kt, with gusts as high as 21 kt. Isolated showers. Seas 1 ft or less.

Saturday Night

E wind around 12 kt. Isolated showers. Seas 1 ft or less.

Sunday

E wind 11 to 15 kt, with gusts as high as 21 kt. Isolated showers after noon. Seas 1 ft or less.

Sunday Night

E wind 10 to 12 kt. Scattered showers. Seas 1 ft or less.

Monday

ENE wind 12 to 15 kt, with gusts as high as 21 kt. Widespread haze. Seas 1 ft or less.

Monday Night

E wind around 11 kt. Widespread haze. 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.