Currently

75°

Feels Like 77°

Light Rain

Wind West at 6 mph
Pressure 29.99 in.
Dewpoint 73°F
Humidity 94%

last updated at 9:56 PM on August 27, 2026

Charleston Weather Discussion

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

Friday & the weekend: Staying unsettled at times

Jared Smith / August 27, 2026 at 10:34 PM

A front at the surface and a trough of low pressure aloft will keep things on the unsettled side heading into Friday and the weekend, with the potential for heavy rain especially Friday and Saturday.

Charleston Area NWS Forecast

Forecast for Charleston updated at 5:37 PM on August 27, 2026

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

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