Marine Weather Net

Charleston, SC Weather Forecast


Marine Forecast: Charleston Harbor


Charleston, South Carolina

 Lat: 32.78N, Lon: 79.94W

Current Conditions Updated: 756 PM EST MON MAR 2 2026

Overcast
Temp: 57°F
  • Humidity:
  • 80%
  • Winds:
  • 13 MPH E
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.39 in.
  • Dewpoint:
  • 51°F
  • Heat index:
  • 57°F

  • Sunrise:
  • 6:45 AM EST
  • Sunset:
  • 6:16 PM EST
  • Moonrise:
  • 5:43 PM EST
  • Moonset:
  • 6:18 AM EST

TONIGHT

MOSTLY CLOUDY
Lo: 51°F

TUESDAY

MOSTLY SUNNY
Hi: 70°F
Lo: 51°F

WEDNESDAY

MOSTLY SUNNY
Hi: 79°F
Lo: 55°F

THURSDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 60°F
Weather Forecast In Detail:
Forecast Issued: 608 PM EST Mon Mar 02 2026

Tonight...Mostly cloudy. Lows in the lower 50s. Northeast winds around 5 mph.
Tuesday...Mostly sunny. Highs around 70. Northeast winds around 5 mph.
Tuesday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. East winds around 5 mph in the evening, becoming light and variable.
Wednesday...Mostly sunny. Highs in the upper 70s. Light and variable winds, becoming south around 5 mph in the afternoon.
Wednesday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. South winds around 5 mph in the evening, becoming light and variable.
Thursday...Mostly sunny. Highs in the lower 80s.
Thursday Night...Mostly cloudy. Lows around 60.
Friday...Mostly sunny. Highs in the lower 80s.
Friday Night...Mostly cloudy. Lows around 60.
Saturday...Mostly sunny with a 20 percent chance of showers. Highs in the lower 80s.
Saturday Night...Mostly cloudy. Lows in the upper 50s.
Sunday...Partly sunny with a 30 percent chance of showers. Highs in the lower 80s.
Sunday Night...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 60s.
Monday...Partly sunny with a 40 percent chance of showers. Highs in the lower 80s.
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