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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Today

      Today:NNE wind 5 to 7 kt. Mostly sunny. Seas around 3 ft.

      NNE 7kt
      3ft

    • Tonight

      Tonight:NNE wind 6 to 11 kt increasing to 11 to 16 kt after midnight. Increasing clouds. Seas around 3 ft.

      ⇑NNE 16kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:NE wind 18 to 23 kt. A chance of showers after 1pm.   Seas 4 to 5 ft.

      NE 23kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:NNE wind 19 to 24 kt decreasing to 9 to 14 kt. A chance of rain, mainly before 1am.   Seas around 5 ft.

      NNE 24kt⇓
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:NE wind 6 to 9 kt becoming S 11 to 14 kt in the morning. A slight chance of showers after 1pm.   Seas around 4 ft.

      ⇑S 14kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:S wind 16 to 18 kt becoming WSW after midnight. Showers.   Seas 4 to 5 ft.

      WSW 18kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:WNW wind 18 to 21 kt. Mostly sunny. Seas 3 to 4 ft.

      WNW 21kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:NW wind 20 to 23 kt decreasing to 16 to 19 kt after midnight. Mostly clear. Seas around 3 ft.

      NW 23kt⇓
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:NNW wind 10 to 13 kt decreasing to 7 to 10 kt in the afternoon. Sunny. Seas around 2 ft.

      NNW 13kt⇓
      2ft

      Small Craft Advisory
      Small Craft Advisory


Associated Zone Forecast which includes this point

Last Update: 7:30 am EST Jan 23, 2026
Forecast Valid: 10am EST Jan 23, 2026-6pm EST Jan 29, 2026

View Nearby Observations

Detailed Forecast


Today
NNE wind 5 to 7 kt. Mostly sunny. Seas around 3 ft.
Tonight
NNE wind 6 to 11 kt increasing to 11 to 16 kt after midnight. Increasing clouds. Seas around 3 ft.
Saturday
NE wind 18 to 23 kt. A chance of showers after 1pm. Seas 4 to 5 ft.
Saturday Night
NNE wind 19 to 24 kt decreasing to 9 to 14 kt. A chance of rain, mainly before 1am. Seas around 5 ft.
Sunday
NE wind 6 to 9 kt becoming S 11 to 14 kt in the morning. A slight chance of showers after 1pm. Seas around 4 ft.
Sunday Night
S wind 16 to 18 kt becoming WSW after midnight. Showers. Seas 4 to 5 ft.
Monday
WNW wind 18 to 21 kt. Mostly sunny. Seas 3 to 4 ft.
Monday Night
NW wind 20 to 23 kt decreasing to 16 to 19 kt after midnight. Mostly clear. Seas around 3 ft.
Tuesday
NNW wind 10 to 13 kt decreasing to 7 to 10 kt in the afternoon. 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: 7:30 am EST Jan 23, 2026
Forecast Valid: 10am EST Jan 23, 2026-6pm EST Jan 29, 2026
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