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Charleston, SC Local Forecast Office

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:ENE wind around 7 kt. Sunny. Seas around 3 ft.

      ENE 7kt
      3ft

    • Tonight

      Tonight:SE wind 5 to 7 kt becoming SW after midnight. Mostly clear. Seas 2 to 3 ft.

      SW 7kt
      2-3ft

    • Saturday

      Saturday:W wind around 10 kt. Sunny. Seas around 3 ft.

      W 10kt
      3ft

    • Saturday Night

      Saturday Night:WSW wind 8 to 10 kt. Mostly clear. Seas around 3 ft.

      WSW 10kt
      3ft

    • Sunday

      Sunday:W wind 8 to 10 kt becoming SSW in the afternoon. Sunny. Seas 2 to 3 ft.

      SSW 10kt
      2-3ft

    • Sunday Night

      Sunday Night:SSW wind 9 to 11 kt becoming WSW after midnight. Mostly clear. Seas 2 to 3 ft.

      WSW 11kt
      2-3ft

    • Monday

      Monday:WSW wind 9 to 11 kt. Sunny. Seas around 2 ft.

      WSW 11kt
      2ft

    • Monday Night

      Monday Night:SW wind 8 to 11 kt becoming NNE 14 to 19 kt after midnight. Partly cloudy. Seas around 2 ft.

      ⇑NNE 19kt
      2ft

    • Tuesday

      Tuesday:NE wind 20 to 23 kt. Partly sunny. Seas 3 ft building to 5 ft.

      NE 23kt
      Waves Building5ft


Associated Zone Forecast which includes this point

Last Update: 2:30 pm EDT Mar 20, 2026
Forecast Valid: 3pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026

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Detailed Forecast


This Afternoon
ENE wind around 7 kt. Sunny. Seas around 3 ft.
Tonight
SE wind 5 to 7 kt becoming SW after midnight. Mostly clear. Seas 2 to 3 ft.
Saturday
W wind around 10 kt. Sunny. Seas around 3 ft.
Saturday Night
WSW wind 8 to 10 kt. Mostly clear. Seas around 3 ft.
Sunday
W wind 8 to 10 kt becoming SSW in the afternoon. Sunny. Seas 2 to 3 ft.
Sunday Night
SSW wind 9 to 11 kt becoming WSW after midnight. Mostly clear. Seas 2 to 3 ft.
Monday
WSW wind 9 to 11 kt. Sunny. Seas around 2 ft.
Monday Night
SW wind 8 to 11 kt becoming NNE 14 to 19 kt after midnight. Partly cloudy. Seas around 2 ft.
Tuesday
NE wind 20 to 23 kt. Partly sunny. Seas 3 ft building to 5 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: 2:30 pm EDT Mar 20, 2026
Forecast Valid: 3pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
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