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Charleston, SC Local Forecast Office

13NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. A chance of showers and thunderstorms.   Seas around 1 ft.

      Light Wind
      1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm.   Seas around 1 ft.

      Light Wind
      1ft

    • Thursday

      Thursday:WNW wind around 6 kt becoming variable and less than 5 kt in the morning. A slight chance of showers and thunderstorms after 4pm.   Seas around 1 ft.

      WNW 6kt⇓
      1ft

    • Thursday Night

      Thursday Night:SSW wind around 7 kt becoming W after midnight. A slight chance of showers and thunderstorms before 8pm.   Seas around 1 ft.

      SSW 7kt
      1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Sunny. Seas around 1 ft.

      ⇑SSE 9kt
      1ft

    • Friday Night

      Friday Night:SSW wind 7 to 10 kt. Mostly clear. Seas 1 to 2 ft.

      SSW 10kt
      1-2ft

    • Saturday

      Saturday:SW wind 6 to 9 kt becoming S 11 to 14 kt in the afternoon. Sunny. Seas 1 to 2 ft.

      ⇑S 14kt
      1-2ft

    • Saturday Night

      Saturday Night:S wind 9 to 13 kt becoming SW after midnight. A slight chance of showers and thunderstorms before 2am.   Seas around 3 ft.

      S 13kt
      3ft

    • Sunday

      Sunday:SW wind 9 to 14 kt becoming S in the afternoon. A chance of showers and thunderstorms after 2pm.   Seas 2 to 3 ft.

      S 14kt
      2-3ft


Associated Zone Forecast which includes this point

Last Update: 2:35 pm EDT Jul 15, 2026
Forecast Valid: 3pm EDT Jul 15, 2026-6pm EDT Jul 22, 2026

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Detailed Forecast


This Afternoon
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas around 1 ft.
Tonight
Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm. Seas around 1 ft.
Thursday
WNW wind around 6 kt becoming variable and less than 5 kt in the morning. A slight chance of showers and thunderstorms after 4pm. Seas around 1 ft.
Thursday Night
SSW wind around 7 kt becoming W after midnight. A slight chance of showers and thunderstorms before 8pm. Seas around 1 ft.
Friday
Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Sunny. Seas around 1 ft.
Friday Night
SSW wind 7 to 10 kt. Mostly clear. Seas 1 to 2 ft.
Saturday
SW wind 6 to 9 kt becoming S 11 to 14 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Saturday Night
S wind 9 to 13 kt becoming SW after midnight. A slight chance of showers and thunderstorms before 2am. Seas around 3 ft.
Sunday
SW wind 9 to 14 kt becoming S in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 2 to 3 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: 31.49°N 81.19°W
Last Update: 2:35 pm EDT Jul 15, 2026
Forecast Valid: 3pm EDT Jul 15, 2026-6pm EDT Jul 22, 2026
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