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27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:46 am EDT Oct 10, 2026
Forecast Valid: 7am EDT Oct 10, 2026-6pm EDT Oct 16, 2026

Today

E wind 9 to 11 kt. Scattered showers. Seas around 2 ft.

Tonight

ENE wind 7 to 9 kt. Scattered showers. Seas around 2 ft.

Sunday

E wind 7 to 13 kt. Scattered showers, mainly after 3pm. Seas around 2 ft.

Sunday Night

ENE wind 6 to 8 kt. Scattered showers. Seas around 2 ft.

Columbus Day

E wind 6 to 8 kt. Scattered showers, with thunderstorms also possible after noon. Seas around 2 ft.

Monday Night

Variable winds less than 5 kt becoming NE around 6 kt after midnight. Scattered showers. Seas around 2 ft.

Tuesday

ENE wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. Showers likely, mainly after noon. Seas around 2 ft.

Tuesday Night

NE wind around 6 kt. Scattered showers. Seas around 2 ft.

Wednesday

E wind around 9 kt. Scattered showers. Seas around 2 ft.

Winds and seas higher in and near thunderstorms.

*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.