Charleston · Marine Forecast

Charleston marine dashboard.

Tides, wind, weather, and active marine alerts · Tuesday, August 4, 2026 · refreshed every 30 min

Wind

21 mph

NNE

Air temp

79°F

Mostly Cloudy

Humidity

90%

Tides — Charleston Harbor

Station 8665530 · MLLW datum

Tue, Aug 4

Low
6:21 AM
0.1 ft
High
12:29 PM
5.5 ft
Low
6:56 PM
0.8 ft

Wed, Aug 5

High
12:43 AM
5.0 ft
Low
7:11 AM
0.1 ft
High
1:25 PM
5.6 ft
Low
8:00 PM
0.9 ft

Thu, Aug 6

High
1:40 AM
4.8 ft
Low
8:07 AM
0.1 ft
High
2:27 PM
5.8 ft
Low
9:07 PM
0.9 ft

Fri, Aug 7

High
2:44 AM
4.7 ft
Low
9:08 AM
0.0 ft
High
3:34 PM
5.9 ft
Low
10:15 PM
0.8 ft

Wind & weather, next 3 days

On the water

Boat rentals & charters →Full tide chart →Weather →

Sources: NWS (api.weather.gov), NOAA Tides & Currents (api.tidesandcurrents.noaa.gov). CharlestonRanked is not affiliated with NOAA / NWS.