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Jacksonville, FL Local Forecast Office

4NM SE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Today

      Today:NNW wind 7 to 10 kt. Showers likely, mainly after 4pm.   Seas around 2 ft.

      High: 58 °F

      NNW 10kt
      2ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Showers likely, mainly before 9pm.   Seas around 2 ft.

      Low: 53 °F

      Light Wind
      2ft

    • Sunday

      Sunday:NNE wind 5 to 9 kt. Showers likely, mainly after 1pm.   Seas around 2 ft.

      High: 60 °F

      NNE 9kt
      2ft

    • Sunday Night

      Sunday Night:N wind 5 to 7 kt. A chance of showers.   Seas around 2 ft.

      Low: 54 °F

      N 7kt
      2ft

    • Monday

      Monday:N wind 9 to 13 kt. A slight chance of showers before 1pm.   Seas around 2 ft.

      High: 59 °F

      N 13kt
      2ft

    • Monday Night

      Monday Night:N wind 13 to 16 kt. Mostly cloudy. Seas around 3 ft.

      Low: 46 °F

      N 16kt
      3ft

    • Tuesday

      Tuesday:NNE wind 9 to 13 kt. Mostly sunny. Seas around 3 ft.

      High: 53 °F

      NNE 13kt
      3ft

    • Tuesday Night

      Tuesday Night:NNE wind 5 to 7 kt. Partly cloudy. Seas around 3 ft.

      Low: 47 °F

      NNE 7kt
      3ft

    • Wednesday

      Wednesday:NW wind 5 to 7 kt becoming WSW in the afternoon. Sunny. Seas around 3 ft.

      High: 61 °F

      W 7kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:21 am EST Dec 6, 2025
Forecast Valid: 11am EST Dec 6, 2025-6pm EST Dec 12, 2025

View Nearby Observations

Detailed Forecast


Today
NNW wind 7 to 10 kt. Showers likely, mainly after 4pm. Seas around 2 ft.
Tonight
Variable winds 5 kt or less. Showers likely, mainly before 9pm. Seas around 2 ft.
Sunday
NNE wind 5 to 9 kt. Showers likely, mainly after 1pm. Seas around 2 ft.
Sunday Night
N wind 5 to 7 kt. A chance of showers. Seas around 2 ft.
Monday
N wind 9 to 13 kt. A slight chance of showers before 1pm. Seas around 2 ft.
Monday Night
N wind 13 to 16 kt. Mostly cloudy. Seas around 3 ft.
Tuesday
NNE wind 9 to 13 kt. Mostly sunny. Seas around 3 ft.
Tuesday Night
NNE wind 5 to 7 kt. Partly cloudy. Seas around 3 ft.
Wednesday
NW wind 5 to 7 kt becoming WSW in the afternoon. Sunny. Seas around 3 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: 31.24°N 81.25°W
Last Update: 9:21 am EST Dec 6, 2025
Forecast Valid: 11am EST Dec 6, 2025-6pm EST Dec 12, 2025
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