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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Today

      Today:N wind 6 to 8 kt becoming ENE in the afternoon. Mostly sunny. Seas around 1 ft.

      N 8kt
      1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.

      Light Wind
      1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming E around 6 kt in the afternoon. Mostly sunny. Seas around 1 ft.

      ⇑E 6kt
      1ft

    • Friday Night

      Friday Night:Variable winds less than 5 kt becoming NNW 5 to 8 kt after midnight. A slight chance of rain.   Seas around 1 ft.

      ⇑NNW 8kt
      1ft

    • Saturday

      Saturday:WNW wind 13 to 18 kt increasing to 20 to 25 kt. A chance of rain before 4pm, then a chance of snow.   Seas 2 to 3 ft.

      ⇑WNW 25kt
      2-3ft

    • Saturday Night

      Saturday Night:WNW wind 29 to 32 kt, with gusts as high as 38 kt. A chance of snow before 1am.   Seas 3 to 4 ft.

      WNW 32kt
      3-4ft

    • Sunday

      Sunday:WNW wind 22 to 25 kt decreasing to 19 to 22 kt in the afternoon. Winds could gust as high as 32 kt. Sunny. Seas 2 to 3 ft.

      WNW 25kt⇓
      2-3ft

    • Sunday Night

      Sunday Night:WNW wind 14 to 17 kt. Mostly clear. Seas around 2 ft.

      WNW 17kt
      2ft

    • Monday

      Monday:WNW wind 10 to 12 kt. Sunny. Seas around 2 ft.

      WNW 12kt
      2ft


Associated Zone Forecast which includes this point

Last Update: 1:30 am EST Jan 29, 2026
Forecast Valid: 11am EST Jan 29, 2026-6pm EST Feb 4, 2026

View Nearby Observations

Detailed Forecast


Today
N wind 6 to 8 kt becoming ENE in the afternoon. Mostly sunny. Seas around 1 ft.
Tonight
Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
Friday
Variable winds less than 5 kt becoming E around 6 kt in the afternoon. Mostly sunny. Seas around 1 ft.
Friday Night
Variable winds less than 5 kt becoming NNW 5 to 8 kt after midnight. A slight chance of rain. Seas around 1 ft.
Saturday
WNW wind 13 to 18 kt increasing to 20 to 25 kt. A chance of rain before 4pm, then a chance of snow. Seas 2 to 3 ft.
Saturday Night
WNW wind 29 to 32 kt, with gusts as high as 38 kt. A chance of snow before 1am. Seas 3 to 4 ft.
Sunday
WNW wind 22 to 25 kt decreasing to 19 to 22 kt in the afternoon. Winds could gust as high as 32 kt. Sunny. Seas 2 to 3 ft.
Sunday Night
WNW wind 14 to 17 kt. Mostly clear. Seas around 2 ft.
Monday
WNW wind 10 to 12 kt. Sunny. 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: 31.34°N 81.26°W
Last Update: 1:30 am EST Jan 29, 2026
Forecast Valid: 11am EST Jan 29, 2026-6pm EST Feb 4, 2026
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