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Charleston, SC Local Forecast Office

7NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Today

      Today:WNW wind 9 to 12 kt. Sunny. Seas around 2 ft.

      WNW 12kt
      2ft

    • Tonight

      Tonight:W wind around 7 kt. Clear. Seas 1 to 2 ft.

      W 7kt
      1-2ft

    • Friday

      Friday:Variable winds less than 5 kt becoming SSW 5 to 10 kt in the afternoon. Sunny. Seas around 1 ft.

      ⇑SSW 10kt
      1ft

    • Friday Night

      Friday Night:SW wind 7 to 10 kt becoming W after midnight. Mostly clear. Seas 1 to 2 ft.

      SW 10kt
      1-2ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Sunny. Seas around 1 ft.

      Light Wind
      1ft

    • Saturday Night

      Saturday Night:Variable winds less than 5 kt becoming WSW 5 to 7 kt after midnight. Mostly clear. Seas around 1 ft.

      ⇑WSW 7kt
      1ft

    • Sunday

      Sunday:W wind 8 to 11 kt becoming NW 14 to 17 kt in the afternoon. Mostly sunny. Seas 1 to 2 ft.

      ⇑NW 17kt
      1-2ft

    • Sunday Night

      Sunday Night:NNW wind 24 to 27 kt becoming NNE in the evening. Mostly clear. Seas 2 ft building to 4 ft.

      N 27kt
      Waves Building4ft

    • Monday

      Monday:NNE wind 19 to 22 kt decreasing to 14 to 17 kt in the afternoon. Sunny. Seas 3 to 4 ft.

      NNE 22kt⇓
      3-4ft


Associated Zone Forecast which includes this point

Last Update: 7:30 am EST Dec 11, 2025
Forecast Valid: 11am EST Dec 11, 2025-6pm EST Dec 17, 2025

View Nearby Observations

Detailed Forecast


Today
WNW wind 9 to 12 kt. Sunny. Seas around 2 ft.
Tonight
W wind around 7 kt. Clear. Seas 1 to 2 ft.
Friday
Variable winds less than 5 kt becoming SSW 5 to 10 kt in the afternoon. Sunny. Seas around 1 ft.
Friday Night
SW wind 7 to 10 kt becoming W after midnight. Mostly clear. Seas 1 to 2 ft.
Saturday
Variable winds 5 kt or less. Sunny. Seas around 1 ft.
Saturday Night
Variable winds less than 5 kt becoming WSW 5 to 7 kt after midnight. Mostly clear. Seas around 1 ft.
Sunday
W wind 8 to 11 kt becoming NW 14 to 17 kt in the afternoon. Mostly sunny. Seas 1 to 2 ft.
Sunday Night
NNW wind 24 to 27 kt becoming NNE in the evening. Mostly clear. Seas 2 ft building to 4 ft.
Monday
NNE wind 19 to 22 kt decreasing to 14 to 17 kt in the afternoon. Sunny. Seas 3 to 4 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: 31.4°N 81.23°W
Last Update: 7:30 am EST Dec 11, 2025
Forecast Valid: 11am EST Dec 11, 2025-6pm EST Dec 17, 2025
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