For More Weather Information:

27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:17 am EDT May 20, 2026
Forecast Valid: 5am EDT May 20, 2026-6pm EDT May 26, 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Today

E wind 10 to 13 kt. Scattered showers, mainly before 3pm. Seas around 4 ft.

Tonight

E wind 10 to 12 kt. Scattered showers, mainly before 9pm. Seas around 4 ft.

Thursday

E wind 10 to 12 kt. Scattered showers, mainly before 9am. Seas around 4 ft.

Thursday Night

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

Friday

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

Friday Night

ENE wind around 9 kt. Scattered showers. Seas around 3 ft.

Saturday

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

Saturday Night

ENE wind around 10 kt. Scattered showers. Seas around 3 ft.

Sunday

E wind around 12 kt. Scattered showers. 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.