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Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]

    • Today

      Today:Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Widespread dense fog, mainly before 9am, then Patchy dense fog after 5pm. Seas around 1 ft.

      ⇑SSE 10kt
      1ft

    • Tonight

      Tonight:SSE wind around 8 kt. Patchy dense fog. Seas around 1 ft.

      SSE 8kt
      1ft

    • Saturday

      Saturday:S wind 7 to 10 kt increasing to 11 to 14 kt in the afternoon. Areas of fog before 9am. Seas 1 to 2 ft.

      ⇑S 14kt
      1-2ft

    • Saturday Night

      Saturday Night:S wind 9 to 12 kt becoming WSW after midnight. A chance of showers after 1am. Seas around 2 ft.

      S 12kt
      2ft

    • Sunday

      Sunday:W wind 12 to 15 kt becoming NW 15 to 18 kt in the afternoon. Mostly cloudy. Seas around 2 ft.

      ⇑NW 18kt
      2ft

    • Sunday Night

      Sunday Night:NNW wind 19 to 22 kt becoming N after midnight. Partly cloudy. Seas 2 to 3 ft.

      NNW 22kt
      2-3ft

    • Monday

      Monday:NNE wind 14 to 17 kt decreasing to 11 to 14 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.

      NNE 17kt⇓
      2-3ft

    • Monday Night

      Monday Night:NNE wind 5 to 7 kt. Partly cloudy. Seas around 2 ft.

      NNE 7kt
      2ft

    • Tuesday

      Tuesday:N wind around 7 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 to 2 ft.

      N 7kt
      1-2ft


Associated Zone Forecast which includes this point

Last Update: 7:32 am EST Jan 9, 2026
Forecast Valid: 7am EST Jan 9, 2026-6pm EST Jan 15, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Widespread dense fog, mainly before 9am, then Patchy dense fog after 5pm. Seas around 1 ft.
Tonight
SSE wind around 8 kt. Patchy dense fog. Seas around 1 ft.
Saturday
S wind 7 to 10 kt increasing to 11 to 14 kt in the afternoon. Areas of fog before 9am. Seas 1 to 2 ft.
Saturday Night
S wind 9 to 12 kt becoming WSW after midnight. A chance of showers after 1am. Seas around 2 ft.
Sunday
W wind 12 to 15 kt becoming NW 15 to 18 kt in the afternoon. Mostly cloudy. Seas around 2 ft.
Sunday Night
NNW wind 19 to 22 kt becoming N after midnight. Partly cloudy. Seas 2 to 3 ft.
Monday
NNE wind 14 to 17 kt decreasing to 11 to 14 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.
Monday Night
NNE wind 5 to 7 kt. Partly cloudy. Seas around 2 ft.
Tuesday
N wind around 7 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 to 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: 7:32 am EST Jan 9, 2026
Forecast Valid: 7am EST Jan 9, 2026-6pm EST Jan 15, 2026
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