Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through the day. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. Showers and possibly a thunderstorm.   Seas around 4 ft.

      High: 81 °F

      Light Wind
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:N wind 8 to 16 kt. Showers and possibly a thunderstorm before 5am, then showers likely.   Seas around 3 ft.

      Low: 80 °F

      N 16kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:NNE wind 11 to 17 kt. Showers likely before 11am, then scattered showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.   Seas around 3 ft.

      High: 81 °F

      NNE 17kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday Night

      Tuesday Night:NNE wind 9 to 11 kt. Showers likely and possibly a thunderstorm.   Seas around 3 ft.

      Low: 80 °F

      NNE 11kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:E wind 10 to 12 kt. Showers likely and possibly a thunderstorm.   Seas 3 to 4 ft.

      High: 81 °F

      E 12kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:E wind 6 to 8 kt. Showers likely and possibly a thunderstorm.   Seas around 3 ft.

      Low: 80 °F

      E 8kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:SE wind 5 to 7 kt. Scattered showers.   Seas around 2 ft.

      High: 81 °F

      SE 7kt
      2ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Scattered showers.   Seas around 2 ft.

      Low: 80 °F

      Light Wind
      2ft

    • Friday

      Friday:Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Scattered showers.   Seas around 2 ft.

      High: 81 °F

      ⇑S 6kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:33 pm EST Feb 2, 2026
Forecast Valid: 3pm EST Feb 2, 2026-6pm EST Feb 8, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION THROUGH NOON AST TODAY...

This Afternoon
Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas around 4 ft.
Tonight
N wind 8 to 16 kt. Showers and possibly a thunderstorm before 5am, then showers likely. Seas around 3 ft.
Tuesday
NNE wind 11 to 17 kt. Showers likely before 11am, then scattered showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Seas around 3 ft.
Tuesday Night
NNE wind 9 to 11 kt. Showers likely and possibly a thunderstorm. Seas around 3 ft.
Wednesday
E wind 10 to 12 kt. Showers likely and possibly a thunderstorm. Seas 3 to 4 ft.
Wednesday Night
E wind 6 to 8 kt. Showers likely and possibly a thunderstorm. Seas around 3 ft.
Thursday
SE wind 5 to 7 kt. Scattered showers. Seas around 2 ft.
Thursday Night
Variable winds 5 kt or less. Scattered showers. Seas around 2 ft.
Friday
Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Scattered showers. Seas around 2 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: 17.97°N 65.99°W
Last Update: 12:33 pm EST Feb 2, 2026
Forecast Valid: 3pm EST Feb 2, 2026-6pm EST Feb 8, 2026
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