Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NW San Juan PR

Marine Point Forecast

[NOTICE]
    • Sunday

      Sunday:E wind 6 to 13 kt. Scattered showers, mainly after 11am.   Seas around 4 ft.

      High: 84 °F

      E 13kt
      4ft

    • Sunday Night

      Sunday Night:SE wind 5 to 9 kt. Showers likely, mainly before 2am.   Seas around 4 ft.

      Low: 81 °F

      SE 9kt
      4ft

    • Monday

      Monday:E wind 6 to 11 kt. Isolated showers before 8am, then scattered showers after 11am.   Seas around 4 ft.

      High: 84 °F

      E 11kt
      4ft

    • Monday Night

      Monday Night:ESE wind around 6 kt becoming variable and less than 5 kt. Scattered showers, mainly after 2am.   Seas around 3 ft.

      Low: 81 °F

      ESE 6kt⇓
      3ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming E 6 to 11 kt in the morning. Isolated showers before 11am.   Seas around 3 ft.

      High: 84 °F

      ⇑E 11kt
      3ft

    • Tuesday Night

      Tuesday Night:ESE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Isolated showers before 11pm.   Seas around 3 ft.

      Low: 81 °F

      ESE 7kt⇓
      3ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming E 8 to 13 kt in the morning. Sunny. Seas 2 to 3 ft.

      High: 84 °F

      ⇑E 13kt
      2-3ft

    • Wednesday Night

      Wednesday Night:ESE wind 7 to 9 kt. Partly cloudy. Seas 3 to 4 ft.

      Low: 81 °F

      ESE 9kt
      3-4ft

    • Thursday

      Thursday:E wind 7 to 13 kt. Mostly sunny. Seas 4 to 5 ft.

      High: 84 °F

      E 13kt
      4-5ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:39 am EST Dec 7, 2025
Forecast Valid: 3am EST Dec 7, 2025-6pm EST Dec 13, 2025

View Nearby Observations

Detailed Forecast


Sunday
E wind 6 to 13 kt. Scattered showers, mainly after 11am. Seas around 4 ft.
Sunday Night
SE wind 5 to 9 kt. Showers likely, mainly before 2am. Seas around 4 ft.
Monday
E wind 6 to 11 kt. Isolated showers before 8am, then scattered showers after 11am. Seas around 4 ft.
Monday Night
ESE wind around 6 kt becoming variable and less than 5 kt. Scattered showers, mainly after 2am. Seas around 3 ft.
Tuesday
Variable winds less than 5 kt becoming E 6 to 11 kt in the morning. Isolated showers before 11am. Seas around 3 ft.
Tuesday Night
ESE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Isolated showers before 11pm. Seas around 3 ft.
Wednesday
Variable winds less than 5 kt becoming E 8 to 13 kt in the morning. Sunny. Seas 2 to 3 ft.
Wednesday Night
ESE wind 7 to 9 kt. Partly cloudy. Seas 3 to 4 ft.
Thursday
E wind 7 to 13 kt. Mostly sunny. Seas 4 to 5 ft.

*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.
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ABOUT THIS FORECAST

Point Forecast: 18.46°N 66.13°W
Last Update: 2:39 am EST Dec 7, 2025
Forecast Valid: 3am EST Dec 7, 2025-6pm EST Dec 13, 2025
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