Last Update: 1255 AM EST Mon Dec 1 2025

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Charleston, SC Local Forecast Office

19NM SSW R7 Navy Tower MR

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE TUESDAY NIGHT...

Rest Of Tonight
N winds 5 to 10 kt, increasing to 10 to 15 kt late. Seas 2 to 3 ft. Wave detail: SE 3 ft at 8 seconds and NE 2 ft at 3 seconds.
Mon
NE winds 15 to 20 kt. Seas 4 to 5 ft, building to 5 to 6 ft in the afternoon. Wave detail: NE 4 ft at 4 seconds and SE 3 ft at 8 seconds, becoming NE 5 ft at 5 seconds and SE 3 ft at 8 seconds. A chance of showers in the afternoon.
Mon Night
NE winds 15 to 20 kt, becoming SE after midnight. Seas 5 to 6 ft, subsiding to 4 to 6 ft after midnight. Wave detail: E 5 ft at 7 seconds, becoming E 4 ft at 7 seconds. A chance of showers with a slight chance of tstms in the evening, then showers with a chance of tstms after midnight with vsby 1 to 3 nm.
Tue
SW winds 20 to 25 kt with gusts to 30 kt. Seas 6 to 8 ft. Wave detail: S 7 ft at 7 seconds and NE 3 ft at 7 seconds. Showers with a chance of tstms in the morning, then showers with a slight chance of tstms in the afternoon. Vsby 1 to 3 nm in the morning.
Tue Night
NW winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to 4 to 5 ft after midnight. Wave detail: SE 5 ft at 8 seconds and W 3 ft at 4 seconds, becoming SE 4 ft at 8 seconds and NW 3 ft at 4 seconds. A chance of showers in the evening.
Wed
N winds 10 to 15 kt. Seas 3 to 4 ft. Wave detail: N 3 ft at 4 seconds and E 3 ft at 8 seconds.
Wed Night
N winds 10 kt. Seas 3 ft.
Thu
N winds 5 to 10 kt. Seas 3 ft.
Thu Night
N winds 5 to 10 kt. Seas 3 ft.
Fri
E winds 10 kt. Seas 3 to 4 ft. A chance of showers.
Fri Night
S winds 15 to 20 kt. Seas 4 to 6 ft. A chance of showers.

winds and seas higher in and near tstms.



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1255 AM EST Mon Dec 1 2025
 
 

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