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San Juan, PR Local Forecast Office

3NM NW San Juan PR

Marine Point Forecast

[NOTICE]

Tonight
Low: 82 °F
SE 6kt⇓
3ft
Tuesday
High: 83 °F
⇑E 7kt
3ft
Tuesday Night
Low: 82 °F
ESE 6kt
3ft
Veterans Day
High: 83 °F
E 13kt
3-4ft
Wednesday Night
Low: 82 °F
SE 6kt⇓
4ft
Thursday
High: 83 °F
ESE 12kt
3ft
Thursday Night
Low: 82 °F
SE 6kt
3ft
Friday
High: 83 °F
SE 13kt
3ft
Friday Night
Low: 82 °F
SSE 9kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:59 pm EST Nov 9, 2026
Forecast Valid: 7pm EST Nov 9, 2026-6pm EST Nov 16, 2026

View Nearby Observations

Detailed Forecast

Tonight

SE wind around 6 kt becoming variable and less than 5 kt in the evening. Scattered showers and thunderstorms before 11pm, then isolated showers after 2am. Seas around 3 ft.

Tuesday

Variable winds less than 5 kt becoming E 5 to 7 kt in the morning. Scattered showers, with thunderstorms also possible after 2pm. Seas around 3 ft.

Tuesday Night

ESE wind around 6 kt. Isolated showers before 8pm, then isolated showers after 11pm. Seas around 3 ft.

Veterans Day

E wind 7 to 13 kt. Scattered showers, mainly after 11am. Seas 3 to 4 ft.

Wednesday Night

SE wind around 6 kt becoming variable and less than 5 kt after midnight. Isolated showers. Seas around 4 ft.

Thursday

ESE wind 7 to 12 kt. Showers likely and possibly a thunderstorm after 11am. Seas around 3 ft.

Thursday Night

SE wind around 6 kt. Mostly clear. Seas around 3 ft.

Friday

SE wind 6 to 13 kt. Scattered showers. Seas around 3 ft.

Friday Night

SSE wind 7 to 9 kt. Mostly clear. Seas around 3 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.