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Charleston, SC Local Forecast Office

13NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]

Sunday
E 19kt
4ft
Sunday Night
E 19kt
4-5ft
Monday
ENE 18kt
5ft
Monday Night
E 19kt
5ft
Tuesday
E 15kt
4-5ft
Tuesday Night
E 12kt
3-4ft
Wednesday
ENE 12kt
3ft
Wednesday Night
E 11kt
3ft
Thursday
NE 20kt
3-4ft

Associated Zone Forecast which includes this point

Last Update: 2:02 am EDT Oct 5, 2025
Forecast Valid: 2am EDT Oct 5, 2025-6pm EDT Oct 11, 2025

View Nearby Observations

Detailed Forecast

Sunday

E wind 16 to 19 kt. A chance of showers and thunderstorms. Seas around 4 ft.

Sunday Night

E wind 17 to 19 kt. A chance of showers and thunderstorms before 5am, then a slight chance of showers. Seas 4 to 5 ft.

Monday

ENE wind 16 to 18 kt. A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 11am, then a chance of showers after 11am. Seas around 5 ft.

Monday Night

E wind 14 to 19 kt. A slight chance of showers before 2am. Seas around 5 ft.

Tuesday

E wind 13 to 15 kt. A slight chance of thunderstorms before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm. Seas 4 to 5 ft.

Tuesday Night

E wind 10 to 12 kt. Mostly clear. Seas 3 to 4 ft.

Wednesday

ENE wind 9 to 12 kt. Sunny. Seas around 3 ft.

Wednesday Night

E wind around 11 kt. Partly cloudy. Seas around 3 ft.

Thursday

NE wind 15 to 20 kt. A slight chance of showers, with thunderstorms also possible after 2pm. Seas 3 to 4 ft.

Winds and seas higher in and near tstms.

*Notices:

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.
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.