Currently

75°

Feels Like 77°

Mostly Clear

Wind North at 5 mph
Pressure 30.07 in.
Dewpoint 73°F
Humidity 94%

last updated at 11:20 PM on August 28, 2026

Charleston Weather Discussion

The latest forecast and discussion for the Charleston, SC metro area

Weekend forecast: Staying unsettled, especially Saturday

Jared Smith / August 28, 2026 at 9:08 PM

Unsettled weather continues this weekend with plenty of moisture remaining available across the area and a front to the west, though we should start to see a downtick in rain coverage starting Sunday as high pressure begins to rebuild aloft and that front falls apart.

Charleston Area NWS Forecast

Forecast for Charleston updated at 7:08 PM on August 28, 2026

Tonight Cloudy. A chance of showers and thunderstorms this evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 70s. South winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.
Saturday A chance of thunderstorms. Showers, mainly in the morning. Highs in the mid 80s. East winds around 5 mph. Chance of rain 90 percent.
Saturday Night Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. East winds around 5 mph. Chance of rain 50 percent.
Sunday Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs around 90, except in the mid 80s near the coast. East winds 5 to 10 mph. Chance of rain 50 percent.
Sunday Night Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Southeast winds 5 to 10 mph in the evening, becoming light and variable. Chance of rain 50 percent.
Monday Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 50 percent.
Monday Night Partly cloudy. Lows in the mid 70s.
Tuesday Sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105.
Tuesday Night Mostly clear. Lows in the mid 70s.
Wednesday Sunny. Highs in the lower 90s. Heat index values up to 110.
Wednesday Night Mostly clear. Lows in the mid 70s.
Thursday Sunny. Highs in the lower 90s. Heat index values up to 110.
Thursday Night Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
Friday Sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 110.

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