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San Juan, PR Local Forecast Office

3NM NW San Juan PR

Marine Point Forecast

[NOTICE]

Tuesday
High: 83 °F
Light Wind
2-3ft
Tuesday Night
Low: 80 °F
Light Wind
2ft
Wednesday
High: 83 °F
⇑E 10kt
2ft
Wednesday Night
Low: 80 °F
E 6kt⇓
2ft
Thursday
High: 83 °F
⇑E 8kt
2ft
Thursday Night
Low: 80 °F
ESE 8kt
2-3ft
Friday
High: 83 °F
⇑E 13kt
3ft
Friday Night
Low: 80 °F
ESE 8kt
3ft
Saturday
High: 83 °F
E 14kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:32 am EDT Apr 28, 2026
Forecast Valid: 4am EDT Apr 28, 2026-6pm EDT May 4, 2026

View Nearby Observations

Detailed Forecast

Tuesday

Variable winds 5 kt or less. Scattered showers, then showers and possibly a thunderstorm after noon. Seas 2 to 3 ft.

Tuesday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 9pm, then scattered showers. Seas around 2 ft.

Wednesday

Variable winds less than 5 kt becoming E 5 to 10 kt in the morning. Scattered showers, then showers likely and possibly a thunderstorm after noon. Seas around 2 ft.

Wednesday Night

E wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers. Seas around 2 ft.

Thursday

Variable winds less than 5 kt becoming E 5 to 8 kt in the morning. Scattered showers. Seas around 2 ft.

Thursday Night

ESE wind 5 to 8 kt. Scattered showers. Seas 2 to 3 ft.

Friday

Variable winds less than 5 kt becoming E 8 to 13 kt in the morning. Scattered showers. Seas around 3 ft.

Friday Night

ESE wind 6 to 8 kt. Scattered showers. Seas around 3 ft.

Saturday

E wind 8 to 14 kt. Scattered showers. 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.