Heavy Rainfall and Flooding Concerns in the Southeast; Unsettled Weather in the West

Heavy to excessive rainfall will persist across much of the Southeast U.S. over the next several days, with isolated flash flooding possible. The heaviest rainfall is forecast over the east coast of Florida. Showers and thunderstorms will continue in the Pacific Northwest and Intermountain West through the weekend. Snow could mix with rain in the highest elevations. Read More >

Hazardous Weather Conditions

For More Weather Information:

San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds less than 5 kt becoming E 5 to 8 kt in the morning. Scattered showers, then showers likely and possibly a thunderstorm after 3pm.   Seas around 1 ft.

      High: 85 °F

      ⇑E 8kt
      1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 9pm, then scattered showers.   Seas around 1 ft.

      Low: 83 °F

      Light Wind
      1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming ESE around 6 kt in the morning. Scattered showers, mainly before noon.   Seas 1 to 2 ft.

      High: 85 °F

      ⇑ESE 6kt
      1-2ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Scattered showers, mainly after midnight.   Seas around 2 ft.

      Low: 83 °F

      Light Wind
      2ft

    • Sunday

      Sunday:E wind 6 to 8 kt. Scattered showers, mainly before noon.   Seas around 2 ft.

      High: 85 °F

      E 8kt
      2ft

    • Sunday Night

      Sunday Night:NE wind 5 to 7 kt. Scattered showers.   Seas around 2 ft.

      Low: 83 °F

      NE 7kt
      2ft

    • Monday

      Monday:E wind 5 to 8 kt. Scattered showers.   Seas around 2 ft.

      High: 85 °F

      E 8kt
      2ft

    • Monday Night

      Monday Night:NE wind around 6 kt becoming variable and less than 5 kt after midnight. Showers likely.   Seas around 2 ft.

      Low: 83 °F

      NE 6kt⇓
      2ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Showers likely.   Seas around 2 ft.

      High: 85 °F

      Light Wind
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:09 am EDT Oct 3, 2025
Forecast Valid: 6am EDT Oct 3, 2025-6pm EDT Oct 9, 2025

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming E 5 to 8 kt in the morning. Scattered showers, then showers likely and possibly a thunderstorm after 3pm. Seas around 1 ft.
Tonight
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 9pm, then scattered showers. Seas around 1 ft.
Saturday
Variable winds less than 5 kt becoming ESE around 6 kt in the morning. Scattered showers, mainly before noon. Seas 1 to 2 ft.
Saturday Night
Variable winds 5 kt or less. Scattered showers, mainly after midnight. Seas around 2 ft.
Sunday
E wind 6 to 8 kt. Scattered showers, mainly before noon. Seas around 2 ft.
Sunday Night
NE wind 5 to 7 kt. Scattered showers. Seas around 2 ft.
Monday
E wind 5 to 8 kt. Scattered showers. Seas around 2 ft.
Monday Night
NE wind around 6 kt becoming variable and less than 5 kt after midnight. Showers likely. Seas around 2 ft.
Tuesday
Variable winds 5 kt or less. Showers likely. Seas around 2 ft.

Winds and seas higher in and near thunderstorms.

*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: 3:09 am EDT Oct 3, 2025
Forecast Valid: 6am EDT Oct 3, 2025-6pm EDT Oct 9, 2025
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