Last Update: 230 AM EDT Mon Mar 16 2026

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Charleston, SC Local Forecast Office

27NM NE Altamaha Sound FL

Marine Zone Forecast


Rest Of Tonight
S winds 20 kt with gusts to 25 kt. Seas 4 to 5 ft. Wave detail: SE 4 ft at 6 seconds. A chance of showers and tstms.
Mon
S winds 20 to 25 kt with gusts to 35 kt. Seas 4 to 6 ft, building to 5 to 7 ft in the afternoon. Wave detail: S 6 ft at 6 seconds, becoming S 6 ft at 7 seconds. A slight chance of showers and tstms in the morning, then showers and tstms in the afternoon. Some tstms may be severe in the afternoon.
Mon Night
NW winds 20 to 25 kt with gusts to 30 kt. Seas 4 to 6 ft, subsiding to 4 to 5 ft after midnight. Wave detail: SE 6 ft at 7 seconds and W 4 ft at 4 seconds, becoming NW 5 ft at 4 seconds and SE 3 ft at 8 seconds. A chance of showers in the evening.
Tue
NW winds 15 to 20 kt with gusts to 25 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave detail: NW 4 ft at 4 seconds and SE 2 ft at 8 seconds.
Tue Night
N winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: NW 2 ft at 3 seconds and E 2 ft at 8 seconds.
Wed
NE winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: N 3 ft at 6 seconds.
Wed Night
NE winds 10 to 15 kt. Seas 3 to 4 ft.
Thu
NE winds 10 to 15 kt. Seas 3 to 4 ft.
Thu Night
NE winds 5 to 10 kt. Seas 3 to 4 ft.
Fri
N winds 5 to 10 kt. Seas 3 to 4 ft.
Fri Night
S winds 10 to 15 kt. Seas 3 ft.

winds and seas higher in and near tstms.




Winds and seas higher in and near tstms.
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230 AM EDT Mon Mar 16 2026
 
 

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