National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Thunderstorm in Vicinity

90°F

32°C

Humidity 71%
Wind Speed S 16 mph
Barometer 30.00 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 7 Jul 5:55 pm EDT
Extended Forecast for

Charleston SC

Extreme Heat Watch July 8, 11:00am until July 8, 07:00pm
Heat Advisory July 7, 06:11pm until July 7, 07:00pm
Click here for hazard details and duration
Extreme Heat Watch
...
  •  
    Heat Advisory July 7, 06:11pm until July 7, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Tonight

    Low: 80 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Heat index values as high as 112. West wind 6 to 13 mph.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 81. Southwest wind 8 to 11 mph.

    Low: 81 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 96. Heat index values as high as 110. West wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 81.

    Low: 81 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 98.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 80. Southwest wind 7 to 13 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Heat index values as high as 112. West wind 6 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 81. Southwest wind 8 to 11 mph.
Thursday
Sunny, with a high near 96. Heat index values as high as 110. West wind 7 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 81. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 97.
Friday Night
Partly cloudy, with a low around 81.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 98.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 79.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Charleston SC
 32.79°N 80.01°W (Elev. 10 ft)
Last Update:
2:35 pm EDT Jul 7, 2026
Forecast Valid:
6pm EDT Jul 7, 2026-6pm EDT Jul 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation