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Jacksonville, FL Local Forecast Office

4NM SE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Today

      Today:NW wind around 6 kt. Mostly cloudy. Seas around 2 ft.

      High: 56 °F

      NW 6kt
      2ft

    • Tonight

      Tonight:NNW wind around 6 kt. Partly cloudy. Seas around 2 ft.

      Low: 47 °F

      NNW 6kt
      2ft

    • Thursday

      Thursday:N wind 5 to 8 kt. Increasing clouds. Seas around 2 ft.

      High: 60 °F

      N 8kt
      2ft

    • Thursday Night

      Thursday Night:NNE wind 5 to 7 kt becoming E in the evening. A chance of showers.   Seas around 2 ft.

      Low: 55 °F

      NNE 7kt
      2ft

    • Friday

      Friday:NE wind 8 to 11 kt becoming ESE in the afternoon. A chance of showers.   Seas around 2 ft.

      High: 64 °F

      E 11kt
      2ft

    • Friday Night

      Friday Night:NNW wind 8 to 10 kt becoming WSW after midnight. Showers likely.   Seas 2 to 3 ft.

      Low: 57 °F

      NNW 10kt
      2-3ft

    • Saturday

      Saturday:WNW wind 8 to 10 kt becoming NNE in the afternoon. Showers, mainly after 1pm.   Seas around 2 ft.

      High: 61 °F

      N 10kt
      2ft

    • Saturday Night

      Saturday Night:NNE wind 8 to 10 kt. Showers and possibly a thunderstorm before 1am, then showers likely.   Seas around 2 ft.

      Low: 55 °F

      NNE 10kt
      2ft

    • Sunday

      Sunday:NNE wind around 12 kt. A chance of showers.   Seas around 2 ft.

      High: 60 °F

      NNE 12kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:21 am EST Dec 3, 2025
Forecast Valid: 11am EST Dec 3, 2025-6pm EST Dec 9, 2025

View Nearby Observations

Detailed Forecast


Today
NW wind around 6 kt. Mostly cloudy. Seas around 2 ft.
Tonight
NNW wind around 6 kt. Partly cloudy. Seas around 2 ft.
Thursday
N wind 5 to 8 kt. Increasing clouds. Seas around 2 ft.
Thursday Night
NNE wind 5 to 7 kt becoming E in the evening. A chance of showers. Seas around 2 ft.
Friday
NE wind 8 to 11 kt becoming ESE in the afternoon. A chance of showers. Seas around 2 ft.
Friday Night
NNW wind 8 to 10 kt becoming WSW after midnight. Showers likely. Seas 2 to 3 ft.
Saturday
WNW wind 8 to 10 kt becoming NNE in the afternoon. Showers, mainly after 1pm. Seas around 2 ft.
Saturday Night
NNE wind 8 to 10 kt. Showers and possibly a thunderstorm before 1am, then showers likely. Seas around 2 ft.
Sunday
NNE wind around 12 kt. A chance of showers. Seas around 2 ft.

Winds and waves 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: 31.24°N 81.25°W
Last Update: 10:21 am EST Dec 3, 2025
Forecast Valid: 11am EST Dec 3, 2025-6pm EST Dec 9, 2025
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