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Jacksonville, FL Local Forecast Office

4NM SE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:SSE wind around 12 kt. A chance of showers and thunderstorms.   Seas around 2 ft.

      High: 87 °F

      SSE 12kt
      2ft

    • Tonight

      Tonight:SW wind 12 to 14 kt. A chance of showers and thunderstorms, mainly before 9pm.   Seas around 2 ft.

      Low: 78 °F

      SW 14kt
      2ft

    • Tuesday

      Tuesday:S wind 11 to 16 kt, with gusts as high as 22 kt. A chance of showers and thunderstorms after 2pm.   Seas around 2 ft.

      High: 86 °F

      S 16kt
      2ft

    • Tuesday Night

      Tuesday Night:SSW wind 11 to 14 kt. A chance of showers and thunderstorms, mainly before 2am.   Seas around 2 ft.

      Low: 78 °F

      SSW 14kt
      2ft

    • Wednesday

      Wednesday:SSW wind 10 to 12 kt. A chance of showers, then showers and thunderstorms likely after 11am.   Seas around 2 ft.

      High: 85 °F

      SSW 12kt
      2ft

    • Wednesday Night

      Wednesday Night:SSW wind 8 to 10 kt. Showers and thunderstorms likely, mainly before 8pm.   Seas around 2 ft.

      Low: 77 °F

      SSW 10kt
      2ft

    • Thursday

      Thursday:WSW wind around 9 kt becoming S in the afternoon. A chance of showers, with thunderstorms also possible after 11am.   Seas around 2 ft.

      High: 86 °F

      SSW 9kt
      2ft

    • Thursday Night

      Thursday Night:S wind 5 to 8 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers.   Seas around 2 ft.

      Low: 79 °F

      S 8kt
      2ft

    • Independence Day

      Independence Day:WSW wind 6 to 10 kt becoming E in the morning. A chance of showers, with thunderstorms also possible after 8am.   Seas around 2 ft.

      High: 86 °F

      E 10kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:32 pm EDT Jun 30, 2025
Forecast Valid: 3pm EDT Jun 30, 2025-6pm EDT Jul 6, 2025

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Detailed Forecast


This Afternoon
SSE wind around 12 kt. A chance of showers and thunderstorms. Seas around 2 ft.
Tonight
SW wind 12 to 14 kt. A chance of showers and thunderstorms, mainly before 9pm. Seas around 2 ft.
Tuesday
S wind 11 to 16 kt, with gusts as high as 22 kt. A chance of showers and thunderstorms after 2pm. Seas around 2 ft.
Tuesday Night
SSW wind 11 to 14 kt. A chance of showers and thunderstorms, mainly before 2am. Seas around 2 ft.
Wednesday
SSW wind 10 to 12 kt. A chance of showers, then showers and thunderstorms likely after 11am. Seas around 2 ft.
Wednesday Night
SSW wind 8 to 10 kt. Showers and thunderstorms likely, mainly before 8pm. Seas around 2 ft.
Thursday
WSW wind around 9 kt becoming S in the afternoon. A chance of showers, with thunderstorms also possible after 11am. Seas around 2 ft.
Thursday Night
S wind 5 to 8 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers. Seas around 2 ft.
Independence Day
WSW wind 6 to 10 kt becoming E in the morning. A chance of showers, with thunderstorms also possible after 8am. 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: 1:32 pm EDT Jun 30, 2025
Forecast Valid: 3pm EDT Jun 30, 2025-6pm EDT Jul 6, 2025
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