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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:NNE wind around 8 kt. Increasing clouds. Seas around 2 ft.

      NNE 8kt
      2ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Cloudy. Seas around 2 ft.

      Light Wind
      2ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. Cloudy, then gradually becoming mostly sunny. Seas around 2 ft.

      ⇑E 7kt
      2ft

    • Thursday Night

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

      Light Wind
      2-3ft

    • Friday

      Friday:Variable winds less than 5 kt becoming ENE 5 to 8 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.

      ⇑ENE 8kt
      2-3ft

    • Friday Night

      Friday Night:NE wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Mostly cloudy. Seas 2 to 3 ft.

      ⇑NE 15kt
      2-3ft

    • Saturday

      Saturday:NE wind 19 to 21 kt. A chance of rain, mainly after 1pm.   Seas 3 ft building to 5 ft.

      NE 21kt
      Waves Building5ft

    • Saturday Night

      Saturday Night:NNE wind 17 to 22 kt decreasing to 10 to 15 kt. A chance of rain.   Seas 4 to 5 ft.

      NNE 22kt⇓
      4-5ft

    • Sunday

      Sunday:SSE wind 11 to 15 kt becoming SSW in the afternoon. A chance of showers.   Seas around 4 ft.

      S 15kt
      4ft


Associated Zone Forecast which includes this point

Last Update: 12:25 pm EST Jan 21, 2026
Forecast Valid: 12pm EST Jan 21, 2026-6pm EST Jan 27, 2026

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Detailed Forecast


This Afternoon
NNE wind around 8 kt. Increasing clouds. Seas around 2 ft.
Tonight
Variable winds 5 kt or less. Cloudy. Seas around 2 ft.
Thursday
Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. Cloudy, then gradually becoming mostly sunny. Seas around 2 ft.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.
Friday
Variable winds less than 5 kt becoming ENE 5 to 8 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.
Friday Night
NE wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Mostly cloudy. Seas 2 to 3 ft.
Saturday
NE wind 19 to 21 kt. A chance of rain, mainly after 1pm. Seas 3 ft building to 5 ft.
Saturday Night
NNE wind 17 to 22 kt decreasing to 10 to 15 kt. A chance of rain. Seas 4 to 5 ft.
Sunday
SSE wind 11 to 15 kt becoming SSW in the afternoon. A chance of showers. Seas around 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: 31.34°N 81.26°W
Last Update: 12:25 pm EST Jan 21, 2026
Forecast Valid: 12pm EST Jan 21, 2026-6pm EST Jan 27, 2026
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