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27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:32 am EST Nov 5, 2026
Forecast Valid: 11am EST Nov 5, 2026-6pm EST Nov 11, 2026

Today

SW wind 6 to 8 kt. Scattered showers, mainly before 2pm. Seas around 1 ft.

Tonight

Variable winds 5 kt or less. Scattered showers, mainly after 2am. Seas around 1 ft.

Friday

Variable winds less than 5 kt becoming SW 5 to 10 kt in the morning. Scattered showers, with thunderstorms also possible after 8am. Seas 1 to 2 ft.

Friday Night

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

Saturday

SW wind 5 to 9 kt. Scattered showers. Seas around 2 ft.

Saturday Night

Variable winds 5 kt or less. Scattered showers. Seas around 2 ft.

Sunday

Variable winds less than 5 kt becoming SW 5 to 7 kt in the morning. Scattered showers before 11am. Seas around 2 ft.

Sunday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.

Monday

Variable winds less than 5 kt becoming SSE 5 to 9 kt in the morning. Scattered showers. Seas around 1 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.