7-Day Forecast 32.79°N 80.01°W (Text-Only)
NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 7:47 am EDT Jul 13, 2025


Today: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 103. Light and variable wind becoming north around 6 mph in the afternoon.

Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 77. Light and variable wind.

Monday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming east 5 to 8 mph in the afternoon.

Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76. Southeast wind around 6 mph becoming calm in the evening.

Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Light east wind becoming southeast 6 to 11 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.

Wednesday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 70%.

Wednesday Night: A chance of showers before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 78. Chance of precipitation is 30%.

Thursday: A 50 percent chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 90.

Thursday Night: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 78.

Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.

Friday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.

Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.



Charleston SC
 32.79°N 80.01°W (Elev. 10 ft)

Visit your local NWS office at: https://www.weather.gov/chs