For More Weather Information:

San Juan, PR Local Forecast Office

3NM NW San Juan PR

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:ESE wind around 12 kt. Scattered showers.   Seas around 2 ft.

      High: 86 °F

      ESE 12kt
      2ft

    • Tonight

      Tonight:ESE wind 5 to 8 kt becoming variable and less than 5 kt. Scattered showers and thunderstorms before 9pm, then isolated showers after midnight.   Seas around 2 ft.

      Low: 81 °F

      ESE 8kt⇓
      2ft

    • Labor Day

      Labor Day:ESE wind 5 to 15 kt, with gusts as high as 21 kt. Scattered showers, then showers likely and possibly a thunderstorm after 3pm.   Seas 2 to 3 ft.

      High: 85 °F

      ESE 15kt
      2-3ft

    • Monday Night

      Monday Night:ESE wind 6 to 8 kt. Isolated showers before midnight, then isolated showers after 3am.   Seas around 3 ft.

      Low: 81 °F

      ESE 8kt
      3ft

    • Tuesday

      Tuesday:E wind 7 to 16 kt. Scattered showers.   Seas around 3 ft.

      High: 84 °F

      E 16kt
      3ft

    • Tuesday Night

      Tuesday Night:E wind around 10 kt. Scattered showers.   Seas around 3 ft.

      Low: 80 °F

      E 10kt
      3ft

    • Wednesday

      Wednesday:E wind 11 to 15 kt, with gusts as high as 21 kt. Scattered showers.   Seas around 4 ft.

      High: 82 °F

      E 15kt
      4ft

    • Wednesday Night

      Wednesday Night:E wind around 11 kt. Scattered showers.   Seas around 4 ft.

      Low: 80 °F

      E 11kt
      4ft

    • Thursday

      Thursday:E wind 11 to 15 kt, with gusts as high as 21 kt. Scattered showers.   Seas around 4 ft.

      High: 86 °F

      E 15kt
      4ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:51 pm EDT Sep 6, 2026
Forecast Valid: 4pm EDT Sep 6, 2026-6pm EDT Sep 13, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
ESE wind around 12 kt. Scattered showers. Seas around 2 ft.
Tonight
ESE wind 5 to 8 kt becoming variable and less than 5 kt. Scattered showers and thunderstorms before 9pm, then isolated showers after midnight. Seas around 2 ft.
Labor Day
ESE wind 5 to 15 kt, with gusts as high as 21 kt. Scattered showers, then showers likely and possibly a thunderstorm after 3pm. Seas 2 to 3 ft.
Monday Night
ESE wind 6 to 8 kt. Isolated showers before midnight, then isolated showers after 3am. Seas around 3 ft.
Tuesday
E wind 7 to 16 kt. Scattered showers. Seas around 3 ft.
Tuesday Night
E wind around 10 kt. Scattered showers. Seas around 3 ft.
Wednesday
E wind 11 to 15 kt, with gusts as high as 21 kt. Scattered showers. Seas around 4 ft.
Wednesday Night
E wind around 11 kt. Scattered showers. Seas around 4 ft.
Thursday
E wind 11 to 15 kt, with gusts as high as 21 kt. Scattered showers. Seas around 4 ft.

Winds and seas higher in and near thunderstorms.

*Notices:

  1. 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.
  2. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 18.45°N 66.1°W
Last Update: 3:51 pm EDT Sep 6, 2026
Forecast Valid: 4pm EDT Sep 6, 2026-6pm EDT Sep 13, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data