Severe Thunderstorms in the Central U.S.; Record Temperatures Likely for Eastern U.S.

Several rounds of severe thunderstorms are forecast from the southern Plains to the Midwest today through Friday. Large hail, damaging wind gusts, and tornadoes are possible. A significant warm-up is expected for much of the southeastern U.S. and parts of the central U.S. into next week. Several daily record high maximum and high minimum temperature records are likely to be broken. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NW San Juan PR

Marine Point Forecast

[NOTICE]
    • Today

      Today:E wind 10 to 16 kt. Showers likely, mainly before 11am.   Seas around 5 ft.

      High: 81 °F

      E 16kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:E wind around 10 kt. Isolated showers.   Seas around 5 ft.

      Low: 80 °F

      E 10kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:E wind 12 to 18 kt, with gusts as high as 24 kt. Scattered showers, mainly before 5pm.   Seas around 5 ft.

      High: 81 °F

      E 18kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:E wind around 12 kt. Scattered showers, mainly after 8pm.   Seas around 5 ft.

      Low: 80 °F

      E 12kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:E wind 13 to 17 kt, with gusts as high as 23 kt. Showers likely, mainly before 11am.   Seas around 5 ft.

      High: 81 °F

      E 17kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday Night

      Friday Night:ENE wind around 12 kt. Showers likely, mainly after 11pm.   Seas around 5 ft.

      Low: 80 °F

      ENE 12kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:E wind 15 to 17 kt, with gusts as high as 23 kt. Showers likely, mainly before 11am.   Seas around 6 ft.

      High: 81 °F

      E 17kt
      6ft

    • Saturday Night

      Saturday Night:E wind around 13 kt. Showers likely.   Seas around 6 ft.

      Low: 80 °F

      E 13kt
      6ft

    • Sunday

      Sunday:E wind 12 to 17 kt, with gusts as high as 23 kt. Scattered showers.   Seas around 5 ft.

      High: 81 °F

      E 17kt
      5ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:47 am EST Mar 4, 2026
Forecast Valid: 7am EST Mar 4, 2026-6pm EDT Mar 10, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

Today
E wind 10 to 16 kt. Showers likely, mainly before 11am. Seas around 5 ft.
Tonight
E wind around 10 kt. Isolated showers. Seas around 5 ft.
Thursday
E wind 12 to 18 kt, with gusts as high as 24 kt. Scattered showers, mainly before 5pm. Seas around 5 ft.
Thursday Night
E wind around 12 kt. Scattered showers, mainly after 8pm. Seas around 5 ft.
Friday
E wind 13 to 17 kt, with gusts as high as 23 kt. Showers likely, mainly before 11am. Seas around 5 ft.
Friday Night
ENE wind around 12 kt. Showers likely, mainly after 11pm. Seas around 5 ft.
Saturday
E wind 15 to 17 kt, with gusts as high as 23 kt. Showers likely, mainly before 11am. Seas around 6 ft.
Saturday Night
E wind around 13 kt. Showers likely. Seas around 6 ft.
Sunday
E wind 12 to 17 kt, with gusts as high as 23 kt. Scattered showers. Seas around 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: 5:47 am EST Mar 4, 2026
Forecast Valid: 7am EST Mar 4, 2026-6pm EDT Mar 10, 2026
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