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Charleston, SC Local Forecast Office

7NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]
    • Today

      Today:NE wind 20 to 25 kt. A chance of showers, mainly before 2pm.   Seas 5 to 6 ft.

      NE 25kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NE wind 21 to 25 kt. A chance of showers before 4am, then a slight chance of showers after 5am.   Seas around 5 ft.

      NE 25kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:ENE wind 18 to 21 kt increasing to 21 to 24 kt in the afternoon. A chance of showers, with thunderstorms also possible after 11am.   Seas 5 to 6 ft.

      ⇑ENE 24kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:E wind 22 to 25 kt. A chance of showers and thunderstorms.   Seas around 6 ft.

      E 25kt
      6ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:E wind 21 to 24 kt. Showers likely and possibly a thunderstorm.   Seas 6 ft subsiding to 4 ft.

      E 24kt
      6ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:ESE wind 20 to 25 kt. Showers likely and possibly a thunderstorm.   Seas 4 to 5 ft.

      ESE 25kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:ESE wind 17 to 20 kt. Showers likely and possibly a thunderstorm.   Seas 4 to 5 ft.

      ESE 20kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:ESE wind 17 to 20 kt. A chance of showers and thunderstorms.   Seas 5 ft subsiding to 3 ft.

      ESE 20kt
      5ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:ESE wind 14 to 18 kt. A chance of showers and thunderstorms.   Seas 3 to 4 ft.

      ESE 18kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory


Associated Zone Forecast which includes this point

Last Update: 5:37 am EDT Oct 3, 2025
Forecast Valid: 6am EDT Oct 3, 2025-6pm EDT Oct 9, 2025

View Nearby Observations

Detailed Forecast


Today
NE wind 20 to 25 kt. A chance of showers, mainly before 2pm. Seas 5 to 6 ft.
Tonight
NE wind 21 to 25 kt. A chance of showers before 4am, then a slight chance of showers after 5am. Seas around 5 ft.
Saturday
ENE wind 18 to 21 kt increasing to 21 to 24 kt in the afternoon. A chance of showers, with thunderstorms also possible after 11am. Seas 5 to 6 ft.
Saturday Night
E wind 22 to 25 kt. A chance of showers and thunderstorms. Seas around 6 ft.
Sunday
E wind 21 to 24 kt. Showers likely and possibly a thunderstorm. Seas 6 ft subsiding to 4 ft.
Sunday Night
ESE wind 20 to 25 kt. Showers likely and possibly a thunderstorm. Seas 4 to 5 ft.
Monday
ESE wind 17 to 20 kt. Showers likely and possibly a thunderstorm. Seas 4 to 5 ft.
Monday Night
ESE wind 17 to 20 kt. A chance of showers and thunderstorms. Seas 5 ft subsiding to 3 ft.
Tuesday
ESE wind 14 to 18 kt. A chance of showers and thunderstorms. Seas 3 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: 31.4°N 81.23°W
Last Update: 5:37 am EDT Oct 3, 2025
Forecast Valid: 6am EDT Oct 3, 2025-6pm EDT Oct 9, 2025
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