Coastal Waters Forecast for Charleston Harbor (AMZ340) (Text-Only)
NWS Forecast for: Charleston Harbor (AMZ340)
Issued by: National Weather Service Charleston, SC
Last Update: 539 PM EDT Tue Jun 2 2026


Tonight: NE winds 10 to 15 kt with gusts to 20 kt.

Wed: NE winds 10 to 15 kt with gusts to 20 kt.

Wed Night: E winds 5 to 10 kt, becoming NE after midnight.

Thu: N winds 5 kt, becoming E in the afternoon.

Thu Night: SE winds 5 to 10 kt, becoming E after midnight.

Fri: NE winds 5 kt, becoming E in the afternoon.

Fri Night: SE winds 5 to 10 kt, becoming S after midnight.

Sat: S winds 5 to 10 kt.

Sat Night: S winds 5 to 10 kt.

Sun: S winds 5 to 10 kt.

Sun Night: S winds 5 to 10 kt. A slight chance of showers.







Zone Forecast: Charleston Harbor (AMZ340)

Visit your local NWS office at: https://www.weather.gov/chs