For More Weather Information:

San Juan, PR Local Forecast Office

10NM SSW Mayaguez PR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:E wind around 7 kt. Scattered showers and thunderstorms before midnight.   Seas around 1 ft.

      Low: 83 °F

      E 7kt
      1ft

    • Sunday

      Sunday:SE wind 8 to 12 kt. Scattered showers, mainly after 3pm.   Seas around 1 ft.

      High: 85 °F

      SE 12kt
      1ft

    • Sunday Night

      Sunday Night:ESE wind 8 to 10 kt. Scattered showers before midnight.   Seas around 1 ft.

      Low: 83 °F

      ESE 10kt
      1ft

    • Monday

      Monday:SE wind 11 to 13 kt. Scattered showers and thunderstorms after noon.   Seas around 1 ft.

      High: 85 °F

      SE 13kt
      1ft

    • Monday Night

      Monday Night:E wind 7 to 9 kt. Scattered showers before midnight.   Seas around 1 ft.

      Low: 83 °F

      E 9kt
      1ft

    • Tuesday

      Tuesday:ESE wind around 10 kt. Isolated showers after noon.   Seas around 1 ft.

      High: 85 °F

      ESE 10kt
      1ft

    • Tuesday Night

      Tuesday Night:E wind around 8 kt. Partly cloudy. Seas around 1 ft.

      Low: 83 °F

      E 8kt
      1ft

    • Wednesday

      Wednesday:E wind 5 to 7 kt becoming SE in the afternoon. Mostly sunny. Seas around 1 ft.

      High: 85 °F

      SE 7kt
      1ft

    • Wednesday Night

      Wednesday Night:E wind 6 to 11 kt. Partly cloudy. Seas around 1 ft.

      Low: 83 °F

      E 11kt
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:35 pm EDT Sep 19, 2026
Forecast Valid: 9pm EDT Sep 19, 2026-6pm EDT Sep 26, 2026

View Nearby Observations

Detailed Forecast


Tonight
E wind around 7 kt. Scattered showers and thunderstorms before midnight. Seas around 1 ft.
Sunday
SE wind 8 to 12 kt. Scattered showers, mainly after 3pm. Seas around 1 ft.
Sunday Night
ESE wind 8 to 10 kt. Scattered showers before midnight. Seas around 1 ft.
Monday
SE wind 11 to 13 kt. Scattered showers and thunderstorms after noon. Seas around 1 ft.
Monday Night
E wind 7 to 9 kt. Scattered showers before midnight. Seas around 1 ft.
Tuesday
ESE wind around 10 kt. Isolated showers after noon. Seas around 1 ft.
Tuesday Night
E wind around 8 kt. Partly cloudy. Seas around 1 ft.
Wednesday
E wind 5 to 7 kt becoming SE in the afternoon. Mostly sunny. Seas around 1 ft.
Wednesday Night
E wind 6 to 11 kt. Partly cloudy. Seas around 1 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: 18.05°N 67.2°W
Last Update: 8:35 pm EDT Sep 19, 2026
Forecast Valid: 9pm EDT Sep 19, 2026-6pm EDT Sep 26, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data