Last Update: 539 PM EDT Thu Apr 9 2026

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Charleston, SC Local Forecast Office

19NM SSW R7 Navy Tower MR

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

Tonight
NE winds 20 to 25 kt with gusts to 30 kt. Seas 8 to 10 ft, subsiding to 7 to 9 ft after midnight. Wave detail: NE 10 ft at 10 seconds, becoming NE 9 ft at 10 seconds. A slight chance of showers and tstms late this evening. A slight chance of showers after midnight.
Fri
NE winds 15 to 20 kt with gusts to 25 kt. Seas 6 to 8 ft, subsiding to 5 to 7 ft in the afternoon. Wave detail: E 8 ft at 10 seconds, becoming E 7 ft at 10 seconds. A slight chance of showers in the morning.
Fri Night
NE winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 5 to 7 ft, subsiding to 4 to 6 ft after midnight. Wave detail: E 7 ft at 10 seconds, becoming E 6 ft at 10 seconds.
Sat
NE winds 5 to 10 kt. Seas 4 to 5 ft. Wave detail: E 5 ft at 10 seconds.
Sat Night
E winds 5 to 10 kt. Seas 4 to 5 ft. Wave detail: E 5 ft at 10 seconds.
Sun
E winds 5 to 10 kt. Seas 4 to 5 ft. Wave detail: E 5 ft at 11 seconds.
Sun Night
SE winds 5 to 10 kt. Seas 4 to 5 ft.
Mon
SE winds 5 to 10 kt. Seas 4 to 5 ft.
Mon Night
S winds 5 to 10 kt. Seas 4 ft.
Tue
S winds 5 to 10 kt. Seas 3 to 4 ft.
Tue Night
S winds 10 to 15 kt. Seas 3 to 4 ft.

winds and seas higher in and near tstms.




Winds and seas higher in and near tstms.
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539 PM EDT Thu Apr 9 2026
 
 

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