Expires:202405180615;;388997 FPUS52 KCHS 172221 ZFPCHS Zone Forecast Product National Weather Service Charleston SC 621 PM EDT Fri May 17 2024 SCZ050-180615- Charleston- Including the cities of Charleston, North Charleston, and Mount Pleasant 621 PM EDT Fri May 17 2024 .TONIGHT...Cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 50 percent. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 70 percent. .SATURDAY NIGHT...Mostly cloudy. Showers and thunderstorms likely, mainly in the evening. Lows in the upper 60s. Southwest winds 5 to 10 mph. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the lower 80s. West winds 5 to 10 mph. Chance of rain 70 percent. .SUNDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms. Showers likely, mainly in the evening. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 70 percent. .MONDAY...Mostly sunny with a 20 percent chance of showers. Highs in the upper 70s. .MONDAY NIGHT...Mostly clear. Lows in the lower 60s. .TUESDAY...Sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. .WEDNESDAY...Sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. .THURSDAY...Mostly sunny. Highs in the upper 80s. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 20 percent. $$