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Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

21NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:ENE wind around 6 kt becoming ESE after midnight. A slight chance of showers after 4am. Seas around 2 ft.

      ENE 6kt
      2ft

    • Sunday

      Sunday:SE wind 8 to 11 kt becoming S 13 to 18 kt in the afternoon. Winds could gust as high as 25 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Seas 2 to 3 ft.

      ⇑S 18kt
      2-3ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:S wind 11 to 14 kt becoming W 7 to 10 kt after midnight. Winds could gust as high as 21 kt. Showers and possibly a thunderstorm before 1am, then showers likely. Seas 3 to 4 ft.

      S 14kt⇓
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Washington's Birthday

      Washington's Birthday:NNW wind 8 to 10 kt becoming NE in the afternoon. A chance of showers, mainly before 1pm. Seas 2 to 3 ft.

      N 10kt
      2-3ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Partly cloudy. Seas 1 to 2 ft.

      Light Wind
      1-2ft

    • Tuesday

      Tuesday:NNE wind around 7 kt becoming E in the afternoon. Sunny. Seas 1 to 2 ft.

      ENE 7kt
      1-2ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.

      Light Wind
      2ft

    • Wednesday

      Wednesday:SSW wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Partly sunny. Seas around 2 ft.

      ⇑SSW 11kt
      2ft

    • Wednesday Night

      Wednesday Night:S wind 7 to 9 kt becoming SW after midnight. Mostly cloudy. Seas around 3 ft.

      S 9kt
      3ft


Associated Zone Forecast which includes this point

Last Update: 7:33 pm EST Feb 14, 2026
Forecast Valid: 9pm EST Feb 14, 2026-6pm EST Feb 21, 2026

View Nearby Observations

Detailed Forecast


Tonight
ENE wind around 6 kt becoming ESE after midnight. A slight chance of showers after 4am. Seas around 2 ft.
Sunday
SE wind 8 to 11 kt becoming S 13 to 18 kt in the afternoon. Winds could gust as high as 25 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Seas 2 to 3 ft.
Sunday Night
S wind 11 to 14 kt becoming W 7 to 10 kt after midnight. Winds could gust as high as 21 kt. Showers and possibly a thunderstorm before 1am, then showers likely. Seas 3 to 4 ft.
Washington's Birthday
NNW wind 8 to 10 kt becoming NE in the afternoon. A chance of showers, mainly before 1pm. Seas 2 to 3 ft.
Monday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 to 2 ft.
Tuesday
NNE wind around 7 kt becoming E in the afternoon. Sunny. Seas 1 to 2 ft.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.
Wednesday
SSW wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Partly sunny. Seas around 2 ft.
Wednesday Night
S wind 7 to 9 kt becoming SW after midnight. Mostly cloudy. 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: 31.62°N 81.12°W
Last Update: 7:33 pm EST Feb 14, 2026
Forecast Valid: 9pm EST Feb 14, 2026-6pm EST Feb 21, 2026
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