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Charleston, SC Local Forecast Office

21NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers.   Seas around 2 ft.

      Light Wind
      2ft

    • Sunday

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

      NNE 9kt
      2ft

    • Sunday Night

      Sunday Night:Variable winds less than 5 kt becoming N 5 to 7 kt after midnight. A chance of showers, mainly after 7pm.   Seas around 2 ft.

      ⇑N 7kt
      2ft

    • Monday

      Monday:N wind 9 to 14 kt. A chance of showers before 1pm.   Seas around 2 ft.

      N 14kt
      2ft

    • Monday Night

      Monday Night:NNE wind 13 to 15 kt. Partly cloudy. Seas 2 to 3 ft.

      NNE 15kt
      2-3ft

    • Tuesday

      Tuesday:NNE wind 8 to 12 kt. Mostly sunny. Seas around 3 ft.

      NNE 12kt
      3ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.

      Light Wind
      2-3ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming WSW 5 to 8 kt in the morning. Sunny. Seas around 2 ft.

      ⇑WSW 8kt
      2ft

    • Wednesday Night

      Wednesday Night:WSW wind around 8 kt. Mostly clear. Seas around 2 ft.

      WSW 8kt
      2ft


Associated Zone Forecast which includes this point

Last Update: 7:30 pm EST Dec 6, 2025
Forecast Valid: 8pm EST Dec 6, 2025-6pm EST Dec 13, 2025

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.
Sunday
NNE wind 5 to 9 kt. Showers likely, mainly between 1pm and 5pm. Seas around 2 ft.
Sunday Night
Variable winds less than 5 kt becoming N 5 to 7 kt after midnight. A chance of showers, mainly after 7pm. Seas around 2 ft.
Monday
N wind 9 to 14 kt. A chance of showers before 1pm. Seas around 2 ft.
Monday Night
NNE wind 13 to 15 kt. Partly cloudy. Seas 2 to 3 ft.
Tuesday
NNE wind 8 to 12 kt. Mostly sunny. Seas around 3 ft.
Tuesday Night
Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.
Wednesday
Variable winds less than 5 kt becoming WSW 5 to 8 kt in the morning. Sunny. Seas around 2 ft.
Wednesday Night
WSW wind around 8 kt. Mostly clear. Seas around 2 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: 31.62°N 81.12°W
Last Update: 7:30 pm EST Dec 6, 2025
Forecast Valid: 8pm EST Dec 6, 2025-6pm EST Dec 13, 2025
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