| NWS Forecast for: Charleston County Issued by: National Weather Service Charleston, SC Last Update: 927 AM EDT Thu Jul 3 2025 |  |
| Rest Of Today: Mostly sunny. A chance of showers and thunderstorms late this morning, then thunderstorms likely with a chance of showers this afternoon. Highs in the upper 80s. West winds around 5 mph, becoming south this afternoon. Chance of rain 60 percent. Tonight: Partly cloudy with a chance of thunderstorms with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph, becoming northeast after midnight. Chance of rain 50 percent. Independence Day: Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 80s. Northeast winds 10 to 15 mph. Chance of rain 40 percent. Friday Night: Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. East winds 10 to 15 mph. Chance of rain 50 percent. Saturday: Showers likely. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Highs in the mid 80s. East winds 15 to 20 mph. Chance of rain 70 percent. Saturday Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent. Sunday: Showers likely with a chance of thunderstorms. Highs in the upper 80s. Chance of rain 70 percent. Sunday Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent. Monday: Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent. Monday Night: Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20 percent. Tuesday: Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 105. Tuesday Night: Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20 percent. Wednesday: Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 105. | |
| Zone Forecast: Charleston County | |
Visit your local NWS office at: https://www.weather.gov/chs |