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27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 5:02 am EDT Apr 26, 2026
Forecast Valid: 5am EDT Apr 26, 2026-6pm EDT May 2, 2026

Today

Variable winds less than 5 kt becoming S 5 to 7 kt in the morning. Scattered showers, mainly before noon. Seas around 1 ft.

Tonight

Variable winds 5 kt or less. Scattered showers, mainly after 9pm. Seas around 1 ft.

Monday

Variable winds less than 5 kt becoming SE 5 to 8 kt in the morning. Scattered showers, mainly after 9am. Seas around 1 ft.

Monday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas 1 to 2 ft.

Tuesday

Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. Showers likely and possibly a thunderstorm. Seas around 2 ft.

Tuesday Night

NE wind around 6 kt. Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Seas around 2 ft.

Wednesday

ESE wind 5 to 7 kt. Scattered showers before noon. Seas around 2 ft.

Wednesday Night

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

Thursday

ESE 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.