Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
    • Today

      Today:ESE wind 12 to 14 kt. Showers likely, mainly after 8am.   Seas around 4 ft.

      High: 79 °F

      ESE 14kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:SE wind around 12 kt. Showers likely, mainly before 2am.   Seas around 3 ft.

      Low: 78 °F

      SE 12kt
      3ft

    • Friday

      Friday:SE wind 11 to 14 kt. Showers likely, mainly before 2pm.   Seas around 3 ft.

      High: 79 °F

      SE 14kt
      3ft

    • Friday Night

      Friday Night:ESE wind 6 to 9 kt. Isolated showers.   Seas 2 to 3 ft.

      Low: 78 °F

      ESE 9kt
      2-3ft

    • Saturday

      Saturday:E wind 6 to 11 kt becoming NE in the afternoon. Sunny. Seas around 2 ft.

      High: 79 °F

      E 11kt
      2ft

    • Saturday Night

      Saturday Night:ENE wind 10 to 14 kt. Scattered showers.   Seas 2 to 3 ft.

      Low: 78 °F

      ENE 14kt
      2-3ft

    • Sunday

      Sunday:ENE wind around 15 kt, with gusts as high as 21 kt. Scattered showers.   Seas around 3 ft.

      High: 79 °F

      ENE 15kt
      3ft

    • Sunday Night

      Sunday Night:E wind around 16 kt, with gusts as high as 22 kt. Partly cloudy. Seas around 4 ft.

      Low: 78 °F

      E 16kt
      4ft

    • Washington's Birthday

      Washington's Birthday:E wind 13 to 16 kt, with gusts as high as 22 kt. Sunny. Seas around 3 ft.

      High: 79 °F

      E 16kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:13 am EST Feb 12, 2026
Forecast Valid: 6am EST Feb 12, 2026-6pm EST Feb 18, 2026

View Nearby Observations

Detailed Forecast


Today
ESE wind 12 to 14 kt. Showers likely, mainly after 8am. Seas around 4 ft.
Tonight
SE wind around 12 kt. Showers likely, mainly before 2am. Seas around 3 ft.
Friday
SE wind 11 to 14 kt. Showers likely, mainly before 2pm. Seas around 3 ft.
Friday Night
ESE wind 6 to 9 kt. Isolated showers. Seas 2 to 3 ft.
Saturday
E wind 6 to 11 kt becoming NE in the afternoon. Sunny. Seas around 2 ft.
Saturday Night
ENE wind 10 to 14 kt. Scattered showers. Seas 2 to 3 ft.
Sunday
ENE wind around 15 kt, with gusts as high as 21 kt. Scattered showers. Seas around 3 ft.
Sunday Night
E wind around 16 kt, with gusts as high as 22 kt. Partly cloudy. Seas around 4 ft.
Washington's Birthday
E wind 13 to 16 kt, with gusts as high as 22 kt. Sunny. Seas around 3 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: 18.48°N 64.4°W
Last Update: 6:13 am EST Feb 12, 2026
Forecast Valid: 6am EST Feb 12, 2026-6pm EST Feb 18, 2026
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