Currently

82°

Feels Like 88°

Mostly Cloudy

Wind WSW at 13 mph
Pressure 29.93 in.
Dewpoint 73°F
Humidity 74%

last updated at 12:20 PM on June 19, 2026

Charleston Weather Discussion

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

Friday & the weekend: Stormy start, then getting a little quieter

Jared Smith / June 18, 2026 at 7:32 PM

Unsettled weather continues as the remnants of short-lived Tropical Storm Arthur move across GA and South Carolina late tonight into early Friday. From there, more typical summertime weather sets in.

Charleston Area NWS Forecast

Forecast for Charleston updated at 7:22 AM on June 19, 2026

Today Mostly cloudy this morning, then becoming partly sunny. A slight chance of thunderstorms. Showers likely, mainly this morning. Highs in the upper 80s. Breezy. Southwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent.
Tonight Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 70s. Southwest winds 10 to 15 mph, becoming west around 5 mph after midnight. Chance of rain 20 percent.
Saturday Mostly sunny. Highs around 90. North winds 5 to 10 mph, becoming east in the afternoon.
Saturday Night Partly cloudy. Lows in the lower 70s. South winds around 5 mph in the evening, becoming light and variable.
Sunday Mostly sunny. Highs around 90. South winds 5 to 10 mph.
Sunday Night Partly cloudy. Lows in the mid 70s.
Monday Mostly 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.
Monday Night Partly cloudy. Lows in the upper 70s.
Tuesday Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 110.
Tuesday Night Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 105 early in the evening.
Wednesday Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent.
Wednesday Night Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 40 percent.
Thursday Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent.

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