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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Saturday

      Saturday:NE wind 18 to 23 kt. Cloudy. Seas 3 ft building to 5 ft.

      NE 23kt
      Waves Building5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:NE wind 19 to 24 kt decreasing to 10 to 15 kt. A slight chance of rain, mainly between midnight and 1am.   Seas around 5 ft.

      NE 24kt⇓
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:NNE wind 6 to 9 kt becoming S 11 to 14 kt in the afternoon. Mostly cloudy. Seas around 4 ft.

      ⇑S 14kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:S wind 15 to 18 kt becoming SW after midnight. A chance of showers before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am.   Seas 4 to 5 ft.

      SSW 18kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:WNW wind 17 to 19 kt. A slight chance of showers before 1pm.   Seas 3 to 4 ft.

      WNW 19kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:NW wind 19 to 22 kt. Mostly clear. Seas around 3 ft.

      NW 22kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:NNW wind 12 to 15 kt decreasing to 9 to 12 kt in the afternoon. Sunny. Seas around 2 ft.

      NNW 15kt⇓
      2ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday Night

      Tuesday Night:WNW wind 7 to 10 kt. Mostly clear. Seas around 2 ft.

      WNW 10kt
      2ft

    • Wednesday

      Wednesday:WNW wind 9 to 11 kt. Mostly sunny. Seas around 2 ft.

      WNW 11kt
      2ft


Associated Zone Forecast which includes this point

Last Update: 1:30 am EST Jan 24, 2026
Forecast Valid: 2am EST Jan 24, 2026-6pm EST Jan 30, 2026

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Detailed Forecast


Saturday
NE wind 18 to 23 kt. Cloudy. Seas 3 ft building to 5 ft.
Saturday Night
NE wind 19 to 24 kt decreasing to 10 to 15 kt. A slight chance of rain, mainly between midnight and 1am. Seas around 5 ft.
Sunday
NNE wind 6 to 9 kt becoming S 11 to 14 kt in the afternoon. Mostly cloudy. Seas around 4 ft.
Sunday Night
S wind 15 to 18 kt becoming SW after midnight. A chance of showers before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am. Seas 4 to 5 ft.
Monday
WNW wind 17 to 19 kt. A slight chance of showers before 1pm. Seas 3 to 4 ft.
Monday Night
NW wind 19 to 22 kt. Mostly clear. Seas around 3 ft.
Tuesday
NNW wind 12 to 15 kt decreasing to 9 to 12 kt in the afternoon. Sunny. Seas around 2 ft.
Tuesday Night
WNW wind 7 to 10 kt. Mostly clear. Seas around 2 ft.
Wednesday
WNW wind 9 to 11 kt. Mostly sunny. Seas around 2 ft.

Winds and seas higher in and near tstms.

*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 24, 2026
Forecast Valid: 2am EST Jan 24, 2026-6pm EST Jan 30, 2026
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