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Charleston, SC Local Forecast Office

21NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Today

      Today:WNW wind 18 to 21 kt, with gusts as high as 28 kt. Sunny. Seas 2 to 3 ft.

      WNW 21kt
      2-3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NW wind 23 to 26 kt decreasing to 17 to 20 kt after midnight. Winds could gust as high as 34 kt. Clear. Seas around 3 ft.

      NW 26kt⇓
      3ft

      Gale Warning
      Gale Warning

    • Veterans Day

      Veterans Day:WNW wind 11 to 15 kt. Sunny. Seas 1 to 2 ft.

      WNW 15kt
      1-2ft

      Gale Warning
      Gale Warning

    • Tuesday Night

      Tuesday Night:WNW wind 6 to 9 kt becoming WSW after midnight. Clear. Seas around 1 ft.

      W 9kt
      1ft

    • Wednesday

      Wednesday:WSW wind 10 to 13 kt. Sunny. Seas 1 to 2 ft.

      WSW 13kt
      1-2ft

    • Wednesday Night

      Wednesday Night:WSW wind 10 to 12 kt. Mostly clear. Seas around 2 ft.

      WSW 12kt
      2ft

    • Thursday

      Thursday:W wind 5 to 8 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas around 1 ft.

      W 8kt⇓
      1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

      Light Wind
      1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming ENE 5 to 7 kt in the afternoon. Sunny. Seas around 1 ft.

      ⇑ENE 7kt
      1ft


Associated Zone Forecast which includes this point

Last Update: 7:32 am EST Nov 10, 2025
Forecast Valid: 8am EST Nov 10, 2025-6pm EST Nov 16, 2025

View Nearby Observations

Detailed Forecast


Today
WNW wind 18 to 21 kt, with gusts as high as 28 kt. Sunny. Seas 2 to 3 ft.
Tonight
NW wind 23 to 26 kt decreasing to 17 to 20 kt after midnight. Winds could gust as high as 34 kt. Clear. Seas around 3 ft.
Veterans Day
WNW wind 11 to 15 kt. Sunny. Seas 1 to 2 ft.
Tuesday Night
WNW wind 6 to 9 kt becoming WSW after midnight. Clear. Seas around 1 ft.
Wednesday
WSW wind 10 to 13 kt. Sunny. Seas 1 to 2 ft.
Wednesday Night
WSW wind 10 to 12 kt. Mostly clear. Seas around 2 ft.
Thursday
W wind 5 to 8 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas around 1 ft.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.
Friday
Variable winds less than 5 kt becoming ENE 5 to 7 kt in the afternoon. Sunny. Seas around 1 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: 7:32 am EST Nov 10, 2025
Forecast Valid: 8am EST Nov 10, 2025-6pm EST Nov 16, 2025
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