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27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:07 pm EST Dec 30, 2025
Forecast Valid: 7pm EST Dec 30, 2025-6pm EST Jan 6, 2026

Tonight

Variable winds less than 5 kt becoming E around 6 kt in the evening. Isolated showers after 2am. Seas around 2 ft.

Wednesday

E wind around 7 kt. Isolated showers before 2pm. Seas around 2 ft.

Wednesday Night

E wind around 6 kt. Isolated showers. Seas around 2 ft.

New Year's Day

E wind around 7 kt. Scattered showers and thunderstorms after 11am. Seas around 2 ft.

Thursday Night

NE wind around 6 kt. Mostly clear. Seas around 2 ft.

Friday

E wind 7 to 10 kt. Scattered showers. Seas around 2 ft.

Friday Night

NE wind around 7 kt. Scattered showers. Seas around 2 ft.

Saturday

NE wind 9 to 11 kt becoming E in the afternoon. Scattered showers. Seas around 2 ft.

Saturday Night

E wind around 8 kt. Scattered showers. 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.