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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Thursday

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

      ⇑ENE 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 NE 5 to 9 kt in the afternoon. Mostly sunny. Seas around 3 ft.

      ⇑NE 9kt
      3ft

    • Friday Night

      Friday Night:NE wind 8 to 11 kt increasing to 14 to 17 kt after midnight. A slight chance of showers after 1am.   Seas around 3 ft.

      ⇑NE 17kt
      3ft

    • Saturday

      Saturday:NE wind 20 to 22 kt. A chance of rain, mainly after 1pm.   Seas 4 to 5 ft.

      NE 22kt
      4-5ft

    • Saturday Night

      Saturday Night:NNE wind 17 to 22 kt decreasing to 9 to 14 kt. A chance of rain.   Seas 4 to 5 ft.

      NNE 22kt⇓
      4-5ft

    • Sunday

      Sunday:NE wind 7 to 10 kt becoming S 13 to 16 kt in the morning. A chance of rain, mainly after 1pm.   Seas around 4 ft.

      ⇑S 16kt
      4ft

    • Sunday Night

      Sunday Night:SSW wind around 17 kt becoming W after midnight. Showers.   Seas around 4 ft.

      W 17kt
      4ft

    • Monday

      Monday:NW wind 16 to 19 kt. A chance of rain.   Seas around 3 ft.

      NW 19kt
      3ft


Associated Zone Forecast which includes this point

Last Update: 1:33 am EST Jan 22, 2026
Forecast Valid: 4am EST Jan 22, 2026-6pm EST Jan 28, 2026

View Nearby Observations

Detailed Forecast


Thursday
Variable winds less than 5 kt becoming ENE 5 to 7 kt in the morning. 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 NE 5 to 9 kt in the afternoon. Mostly sunny. Seas around 3 ft.
Friday Night
NE wind 8 to 11 kt increasing to 14 to 17 kt after midnight. A slight chance of showers after 1am. Seas around 3 ft.
Saturday
NE wind 20 to 22 kt. A chance of rain, mainly after 1pm. Seas 4 to 5 ft.
Saturday Night
NNE wind 17 to 22 kt decreasing to 9 to 14 kt. A chance of rain. Seas 4 to 5 ft.
Sunday
NE wind 7 to 10 kt becoming S 13 to 16 kt in the morning. A chance of rain, mainly after 1pm. Seas around 4 ft.
Sunday Night
SSW wind around 17 kt becoming W after midnight. Showers. Seas around 4 ft.
Monday
NW wind 16 to 19 kt. A chance of rain. Seas around 3 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: 1:33 am EST Jan 22, 2026
Forecast Valid: 4am EST Jan 22, 2026-6pm EST Jan 28, 2026
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