Charleston Harbor Weather
Overnight
64°F
Mostly Cloudy
7 mph NE
Saturday
73°F
Partly Sunny
8 to 22 mph NE
Saturday Night
62°F
Mostly Cloudy
15 to 22 mph NE
Sunday
70°F
Mostly Cloudy
15 to 21 mph NE
Sunday Night
64°F
Mostly Cloudy then Slight Chance Rain Showers
13 to 18 mph NE
Monday
72°F
Chance Rain Showers
13 to 18 mph NE
Monday Night
65°F
Chance Rain Showers
12 to 16 mph NE
Tuesday
74°F
Slight Chance Rain Showers
12 to 17 mph NE
Tuesday Night
67°F
Slight Chance Rain Showers then Mostly Cloudy
9 to 14 mph NE
Wednesday
74°F
Chance Rain Showers
9 to 13 mph NE
Wednesday Night
67°F
Chance Rain Showers
7 to 10 mph E
Thursday
75°F
Chance Rain Showers
6 to 10 mph S
Thursday Night
63°F
Chance Showers And Thunderstorms
8 mph W
Friday
73°F
Mostly Sunny
6 to 10 mph W
Marine weather for Charleston Harbor, the Cooper River, the Ashley River, the Wando River, the Stono River, Wappoo Cut, the Intracoastal Waterway, and the Charleston jetties — Charleston, the Battery, Charleston City Marina, Patriots Point, Fort Sumter, the Ravenel Bridge, Mount Pleasant, Shem Creek, Daniel Island, Sullivan's Island, Breach Inlet, Isle of Palms, James Island, Johns Island, Folly Beach, and the Folly River, South Carolina. Wind, tides, and conditions for boating, sailing, fishing, cruising, kayaking, paddleboarding, windsurfing, kiteboarding, and wing foiling.