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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:NW wind 14 to 17 kt decreasing to 10 to 13 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.

      NW 17kt⇓
      2-3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday Night

      Tuesday Night:NW wind around 10 kt becoming N after midnight. Mostly clear. Seas around 2 ft.

      NW 10kt
      2ft

    • Wednesday

      Wednesday:NNE wind 10 to 12 kt. Increasing clouds. Seas around 2 ft.

      NNE 12kt
      2ft

    • Wednesday Night

      Wednesday Night:N wind 8 to 11 kt. Cloudy during the early evening, then gradual clearing. Seas around 3 ft.

      N 11kt
      3ft

    • Thursday

      Thursday:N wind 10 to 12 kt. Sunny. Seas around 3 ft.

      N 12kt
      3ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.

      Light Wind
      2-3ft

    • Friday

      Friday:NNW wind around 7 kt becoming E in the afternoon. Sunny. Seas 2 to 3 ft.

      ENE 7kt
      2-3ft

    • Friday Night

      Friday Night:SSE wind around 7 kt becoming SSW after midnight. Mostly clear. Seas around 2 ft.

      SSE 7kt
      2ft

    • Saturday

      Saturday:WSW wind 8 to 10 kt becoming S in the afternoon. Sunny. Seas around 2 ft.

      S 10kt
      2ft


Associated Zone Forecast which includes this point

Last Update: 2:46 am EDT Mar 17, 2026
Forecast Valid: 3am EDT Mar 17, 2026-6pm EDT Mar 23, 2026

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Detailed Forecast


Tuesday
NW wind 14 to 17 kt decreasing to 10 to 13 kt in the afternoon. Mostly sunny. Seas 2 to 3 ft.
Tuesday Night
NW wind around 10 kt becoming N after midnight. Mostly clear. Seas around 2 ft.
Wednesday
NNE wind 10 to 12 kt. Increasing clouds. Seas around 2 ft.
Wednesday Night
N wind 8 to 11 kt. Cloudy during the early evening, then gradual clearing. Seas around 3 ft.
Thursday
N wind 10 to 12 kt. Sunny. Seas around 3 ft.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.
Friday
NNW wind around 7 kt becoming E in the afternoon. Sunny. Seas 2 to 3 ft.
Friday Night
SSE wind around 7 kt becoming SSW after midnight. Mostly clear. Seas around 2 ft.
Saturday
WSW wind 8 to 10 kt becoming S 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: 2:46 am EDT Mar 17, 2026
Forecast Valid: 3am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
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