Marine Weather Net

North Charleston, SC Weather Forecast


Marine Forecast: Charleston Harbor


North Charleston, South Carolina

 Lat: 32.85N, Lon: 79.97W

Current Conditions Updated: 356 PM EDT SAT SEP 27 2025

Mostly Cloudy
Temp: 79°F
  • Humidity:
  • 79%
  • Winds:
  • 5 MPH ESE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.86 in.
  • Dewpoint:
  • 72°F
  • Heat index:
  • 82°F

  • Sunrise:
  • 7:09 AM EDT
  • Sunset:
  • 7:09 PM EDT
  • Moonrise:
  • 12:38 PM EDT
  • Moonset:
  • 10:20 PM EDT

THIS AFTERNOON

CHANCE OF T-STORM
Hi: 80°F
Lo: 70°F
Precip: 60%

SUNDAY

CHANCE OF SHOWERS
Hi: 81°F
Lo: 70°F
Precip: 50%

MONDAY

CHANCE OF T-STORM
Hi: 79°F
Lo: 69°F
Precip: 80%

TUESDAY

TROPICAL STORM CONDITIONS POSSIBLE
Hi: 75°F
Lo: 65°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 137 PM EDT Sat Sep 27 2025

This Afternoon...Showers likely with a chance of thunderstorms. Highs around 80. East winds around 5 mph. Chance of rain 60 percent.
Tonight...Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows around 70. East winds around 5 mph, becoming north after midnight. Chance of rain 50 percent.
Sunday...Mostly cloudy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Northeast winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 50 percent.
Sunday Night...Cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows around 70. Northeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
Monday...Showers with a chance of thunderstorms. Highs in the upper 70s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent.
Monday Night...Tropical storm conditions possible. Showers likely with a chance of thunderstorms. Locally heavy rainfall possible. Lows in the upper 60s. Chance of rain 70 percent.
Tuesday...Tropical storm conditions possible. Mostly cloudy with a chance of showers and thunderstorms. Locally heavy rainfall possible. Highs in the mid 70s. Chance of rain 50 percent.
Tuesday Night...Tropical storm conditions possible. Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 50 percent.
Wednesday...Tropical storm conditions possible. Partly sunny with a 20 percent chance of showers. Highs in the mid 70s.
Wednesday Night...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 60s.
Thursday...Mostly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Chance of rain 30 percent.
Thursday Night...Partly cloudy with a 20 percent chance of showers. Lows around 60.
Friday...Mostly sunny with a 30 percent chance of showers. Highs in the mid 70s.
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