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Charleston, SC Local Forecast Office

27NM NE Altamaha Sound FL

Marine Zone Forecast

Today

SW winds 5 to 10 kt, becoming S 15 kt late. Seas 2 to 3 ft. Wave detail: SE 3 ft at 9 seconds and S 2 ft at 4 seconds.

Tonight

S winds 15 to 20 kt. Seas 3 to 4 ft. Wave detail: S 4 ft at 5 seconds and SE 2 ft at 9 seconds.

Thu

SW winds 15 kt, becoming NW 15 to 20 kt with gusts to 25 kt in the afternoon. Seas 3 to 4 ft. Wave detail: S 4 ft at 6 seconds and SE 3 ft at 9 seconds. A slight chance of tstms. showers.

Thu Night

NE winds 20 to 25 kt with gusts to 30 kt. Seas 4 to 5 ft, building to 4 to 6 ft after midnight. Wave detail: E 5 ft at 8 seconds and NW 3 ft at 4 seconds, becoming NE 6 ft at 6 seconds. Showers, mainly in the evening.

Fri

NE winds 15 to 20 kt with gusts to 25 kt, diminishing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft, subsiding to 4 to 5 ft in the afternoon. Wave detail: NE 6 ft at 6 seconds, becoming E 5 ft at 7 seconds.

Fri Night

E winds 5 to 10 kt. Seas 3 to 4 ft. Wave detail: E 4 ft at 8 seconds.

Sat

NE winds 5 to 10 kt. Seas 3 to 4 ft.

Sat Night

E winds 5 to 10 kt. Seas 3 ft. A chance of showers with a slight chance of tstms.

Sun

SE winds 10 to 15 kt. Seas 3 ft. Showers likely with a chance of tstms.

Sun Night

S winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers with a slight chance of tstms.

winds and seas higher in and near tstms.