Coastal Waters Forecast for Charleston Harbor (AMZ330) (Text-Only)
NWS Forecast for: Charleston Harbor (AMZ330)
Issued by: National Weather Service Charleston, SC
Last Update: 440 PM EST Wed Jan 14 2026


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

Thu: NW winds 10 to 15 kt.

Thu Night: NW winds 10 to 15 kt with gusts to 20 kt, diminishing to 5 to 10 kt after midnight.

Fri: SW winds 5 to 10 kt.

Fri Night: SW winds 5 to 10 kt.

Sat: SW winds 10 to 15 kt.

Sat Night: W winds 10 kt, becoming NW after midnight. A slight chance of showers after midnight.

Sun: NW winds 10 to 15 kt. A chance of rain and snow showers.

Sun Night: W winds 10 kt.

Mon: W winds 10 kt.

Mon Night: W winds 10 kt.

unless otherwise noted, waves 1 foot or less.

charleston harbor water temperature 56 degrees.







Zone Forecast: Charleston Harbor (AMZ330)

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