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27NM S San Juan PR

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:11 pm EDT Jun 29, 2026
Forecast Valid: 1pm EDT Jun 29, 2026-6pm EDT Jul 5, 2026

This Afternoon

E wind around 9 kt. Showers likely and possibly a thunderstorm before 3pm, then scattered showers and thunderstorms after 3pm. Seas around 2 ft.

Tonight

E wind around 8 kt. Isolated showers after midnight. Seas around 2 ft.

Tuesday

ESE wind around 12 kt. Isolated showers after 9am. Widespread haze before noon. Seas around 3 ft.

Tuesday Night

E wind 7 to 9 kt. Isolated showers. Widespread haze after midnight. Seas around 3 ft.

Wednesday

E wind around 11 kt. Isolated showers. Widespread haze. Seas around 3 ft.

Wednesday Night

ENE wind 7 to 9 kt. Widespread haze. Seas around 3 ft.

Thursday

E wind around 11 kt. Sunny. Seas around 3 ft.

Thursday Night

ENE wind 8 to 10 kt. Mostly clear. Seas around 3 ft.

Friday

E wind 9 to 11 kt. Sunny. Seas around 3 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.