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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:WSW wind around 12 kt. A slight chance of showers before 4pm, then a slight chance of showers after 5pm.   Seas around 2 ft.

      WSW 12kt
      2ft

    • Tonight

      Tonight:WSW wind 6 to 9 kt becoming N after midnight. Showers likely, mainly before midnight.   Seas 1 to 2 ft.

      WSW 9kt
      1-2ft

    • Thursday

      Thursday:NNE wind 10 to 15 kt. Partly sunny, then gradually becoming sunny. Seas around 2 ft.

      NNE 15kt
      2ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.

      Light Wind
      2ft

    • Friday

      Friday:NE wind 7 to 10 kt increasing to 10 to 13 kt in the afternoon. Sunny. Seas around 2 ft.

      ⇑NE 13kt
      2ft

    • Friday Night

      Friday Night:ENE wind 6 to 9 kt. Mostly clear. Seas around 2 ft.

      ENE 9kt
      2ft

    • Saturday

      Saturday:ENE wind 7 to 9 kt. Mostly sunny. Seas around 2 ft.

      ENE 9kt
      2ft

    • Saturday Night

      Saturday Night:E wind 7 to 10 kt becoming SSE after midnight. Showers likely.   Seas 1 to 2 ft.

      SSE 10kt
      1-2ft

    • Sunday

      Sunday:S wind 12 to 15 kt increasing to 15 to 18 kt in the afternoon. Winds could gust as high as 24 kt. Showers.   Seas 2 ft building to 4 ft.

      ⇑S 18kt
      Waves Building4ft


Associated Zone Forecast which includes this point

Last Update: 1:30 pm EST Feb 11, 2026
Forecast Valid: 3pm EST Feb 11, 2026-6pm EST Feb 18, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
WSW wind around 12 kt. A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Seas around 2 ft.
Tonight
WSW wind 6 to 9 kt becoming N after midnight. Showers likely, mainly before midnight. Seas 1 to 2 ft.
Thursday
NNE wind 10 to 15 kt. Partly sunny, then gradually becoming sunny. Seas around 2 ft.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.
Friday
NE wind 7 to 10 kt increasing to 10 to 13 kt in the afternoon. Sunny. Seas around 2 ft.
Friday Night
ENE wind 6 to 9 kt. Mostly clear. Seas around 2 ft.
Saturday
ENE wind 7 to 9 kt. Mostly sunny. Seas around 2 ft.
Saturday Night
E wind 7 to 10 kt becoming SSE after midnight. Showers likely. Seas 1 to 2 ft.
Sunday
S wind 12 to 15 kt increasing to 15 to 18 kt in the afternoon. Winds could gust as high as 24 kt. Showers. Seas 2 ft building to 4 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 pm EST Feb 11, 2026
Forecast Valid: 3pm EST Feb 11, 2026-6pm EST Feb 18, 2026
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