Flooding Concerns in Puerto Rico; Thunderstorms Across the Southeast U.S.

Showers and thunderstorms capable of producing widespread heavy rainfall will be possible across much of Puerto Rico today. Heavy rainfall will likely lead to flash, urban and small stream flooding. Some areas may face life-threatening flooding. In the Southeast U.S., strong to marginally severe thunderstorms will be possible this afternoon.
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Hazardous Weather Conditions

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NE San Juan PR

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Scattered Showers

    NE 8kt
    < 1ft

    High: 83 °F

  • Tonight

    Scattered Showers

    NE 7kt
    < 1ft

    Low: 78 °F

  • Saturday

    Scattered Showers

    NE 10kt
    < 1ft

    High: 82 °F

  • Saturday
    Night

    Scattered Showers

    ENE 8kt
    < 1ft

    Low: 76 °F

  • Sunday

    Scattered Showers

    ENE 11kt
    < 1ft

    High: 83 °F

  • Sunday
    Night

    Scattered Showers

    E 8kt
    < 1ft

    Low: 77 °F

  • Monday

    Showers Likely

    E 12kt
    < 1ft

    High: 87 °F

  • Monday
    Night

    Showers Likely

    ESE 7kt
    < 1ft

    Low: 77 °F

  • Tuesday

    Showers Likely

    E 14kt
    < 1ft

    High: 87 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:10 am EDT Apr 19, 2024
Forecast Valid: 12pm EDT Apr 19, 2024-6pm EDT Apr 25, 2024

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Detailed Forecast


This Afternoon
NE wind around 8 kt. Scattered showers, mainly after 3pm. Seas 1 ft or less.
Tonight
NE wind around 7 kt. Scattered showers. Seas 1 ft or less.
Saturday
NE wind 6 to 10 kt. Scattered showers, mainly after 9am. Seas 1 ft or less.
Saturday Night
ENE wind 6 to 8 kt. Scattered showers. Seas 1 ft or less.
Sunday
ENE wind 8 to 11 kt. Scattered showers, mainly before noon. Seas 1 ft or less.
Sunday Night
E wind 6 to 8 kt. Scattered showers. Seas 1 ft or less.
Monday
E wind 6 to 12 kt. Showers likely, mainly after noon. Seas 1 ft or less.
Monday Night
ESE wind 5 to 7 kt. Showers likely. Seas 1 ft or less.
Tuesday
E wind 7 to 14 kt, with gusts as high as 20 kt. Showers likely. Seas 1 ft or less.

*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: 18.45°N 65.99°W
Last Update: 5:10 am EDT Apr 19, 2024
Forecast Valid: 12pm EDT Apr 19, 2024-6pm EDT Apr 25, 2024
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