Currently

• Wind Not Available
• Pressure 30.10 in.
• Dewpoint 70°F
• Humidity 47%

Weather Alerts

Issued by the National Weather Service, last updated at 2:10 PM on June 26, 2026

• Special Weather StatementNWS: A STRONG THUNDERSTORM WILL IMPACT CHARLESTON AND BERKELEY COUNTIES UNTIL 215 PM EDT.

Charleston Area NWS Forecast

• Today Sunny. A slight chance of showers and thunderstorms this afternoon. Highs around 90. South winds around 5 mph, increasing to 10 to 15 mph this afternoon. Chance of rain 20 percent.
• Tonight Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.
• Saturday Sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Heat index values up to 108. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.
• Saturday Night Partly cloudy. Lows in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
• Sunday Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s, except in the mid 90s near the coast. Southwest winds 10 to 15 mph. Chance of rain 40 percent. Heat index values up to 114.
• Sunday Night Partly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the upper 70s. Chance of rain 40 percent. Heat index values up to 105 early in the evening.
• Monday Showers and thunderstorms likely. Highs in the mid 90s. Chance of rain 70 percent. Heat index values up to 110.
• Monday Night Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent.
• Tuesday Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 20 percent.
• Tuesday Night Mostly clear. Lows in the mid 70s.
• Wednesday Sunny. Highs around 90.
• Wednesday Night Mostly clear. Lows in the upper 70s.
• Thursday Sunny. Highs in the lower 90s. Heat index values up to 105.

Charleston Weather

Built and maintained by Jared Smith in West Ashley for the Charleston, SC metro area since 2008

Support Charleston Weather

• Merch
• PayPal Tip Jar
• Support on Patreon
• Supporters

Social Media

• Mastodon/Fediverse
• Real-Time Alerts on Mastodon
• Bluesky
• Instagram
• Facebook
• Twitter / "X"

Always have multiple ways to receive weather warnings, including one that doesn't require the Internet (like a weather radio).
Always refer to official statements from the National Weather Service and local emergency management for life-and-death decision-making.
This site is provided as a best effort, but reliability cannot be guaranteed. Use at your own risk.