Currently

• Wind South at 13 mph (gusts to 18 mph)
• Pressure 30.00 in.
• Dewpoint 75°F
• Humidity 54%

Weather Alerts

Issued by the National Weather Service, last updated at 3:10 PM on July 22, 2026

• Dense Smoke Advisoryfor Inland Berkeley from 8:00 PM on July 22, 2026 until 10:00 AM on July 23, 2026

Charleston Area NWS Forecast

• This Afternoon Mostly sunny. Highs in the lower 90s. Heat index values up to 109. South winds 10 to 15 mph with gusts up to 25 mph.
• Tonight Mostly cloudy in the evening, then becoming partly cloudy. Lows around 80. South winds 10 to 15 mph with gusts up to 25 mph.
• Thursday Partly sunny. Highs in the lower 90s. Heat index values up to 109. Southwest winds 10 to 15 mph.
• Thursday Night Mostly cloudy. Lows in the upper 70s. South winds 10 to 15 mph. Heat index values up to 105 early in the evening.
• Friday Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 90s. South winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 109.
• Friday Night Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 50 percent.
• Saturday Showers and thunderstorms likely. Highs around 90. Chance of rain 70 percent. Heat index values up to 105.
• Saturday Night Showers likely with a chance of thunderstorms. Lows in the mid 70s. Chance of rain 70 percent.
• Sunday Showers and thunderstorms likely. Highs around 90. Chance of rain 70 percent. Heat index values up to 105.
• 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. Highs in the lower 90s. Heat index values up to 105.
• Monday Night Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20 percent.
• Tuesday Sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 110.

Charleston Weather

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