For More Weather Information:

27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:57 am EDT Jul 17, 2026
Forecast Valid: 6am EDT Jul 17, 2026-6pm EDT Jul 23, 2026

Today

E wind 9 to 12 kt. Isolated showers, mainly between noon and 3pm. Seas around 3 ft.

Tonight

ENE wind around 10 kt. Isolated showers after 9pm. Seas around 3 ft.

Saturday

E wind 11 to 14 kt. Isolated showers. Seas around 3 ft.

Saturday Night

E wind around 11 kt. Isolated showers. Seas around 3 ft.

Sunday

E wind around 13 kt. Isolated showers before noon. Seas around 3 ft.

Sunday Night

ENE wind around 11 kt. Scattered showers. Seas around 3 ft.

Monday

E wind 10 to 13 kt. Mostly sunny. Seas around 3 ft.

Monday Night

NE wind 8 to 10 kt. Partly cloudy. Seas around 3 ft.

Tuesday

NE wind 7 to 11 kt becoming E in the afternoon. Sunny. 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.