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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight: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 7 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.

      ⇑NE 7kt
      2-3ft

    • Friday Night

      Friday Night:NNE wind 6 to 11 kt increasing to 13 to 18 kt after midnight. Mostly cloudy. Seas around 3 ft.

      ⇑NNE 18kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:NE wind 20 to 23 kt. A chance of showers, mainly after 1pm.   Seas 4 to 5 ft.

      NE 23kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:NNE wind 17 to 22 kt decreasing to 8 to 13 kt. A chance of showers, mainly before 1am.   Seas 4 to 5 ft.

      NNE 22kt⇓
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:NE wind 7 to 10 kt becoming S 12 to 15 kt in the afternoon. A slight chance of showers after 1pm.   Seas around 4 ft.

      ⇑S 15kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:SSW wind around 19 kt becoming WSW after midnight. Showers likely.   Seas around 4 ft.

      SSW 19kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:WNW wind 19 to 21 kt. A slight chance of showers.   Seas 3 to 4 ft.

      WNW 21kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:NW wind 19 to 24 kt. Mostly clear. Seas around 3 ft.

      NW 24kt
      3ft

      Small Craft Advisory
      Small Craft Advisory


Associated Zone Forecast which includes this point

Last Update: 4:20 pm EST Jan 22, 2026
Forecast Valid: 5pm EST Jan 22, 2026-6pm EST Jan 29, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.
Friday
Variable winds less than 5 kt becoming NE 5 to 7 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.
Friday Night
NNE wind 6 to 11 kt increasing to 13 to 18 kt after midnight. Mostly cloudy. Seas around 3 ft.
Saturday
NE wind 20 to 23 kt. A chance of showers, mainly after 1pm. Seas 4 to 5 ft.
Saturday Night
NNE wind 17 to 22 kt decreasing to 8 to 13 kt. A chance of showers, mainly before 1am. Seas 4 to 5 ft.
Sunday
NE wind 7 to 10 kt becoming S 12 to 15 kt in the afternoon. A slight chance of showers after 1pm. Seas around 4 ft.
Sunday Night
SSW wind around 19 kt becoming WSW after midnight. Showers likely. Seas around 4 ft.
Monday
WNW wind 19 to 21 kt. A slight chance of showers. Seas 3 to 4 ft.
Monday Night
NW wind 19 to 24 kt. Mostly clear. 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: 4:20 pm EST Jan 22, 2026
Forecast Valid: 5pm EST Jan 22, 2026-6pm EST Jan 29, 2026
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