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

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

A Few Clouds

84°F

29°C

Humidity 79%
Wind Speed S 7 G 14 mph
Barometer 30.05 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 15 Jul 6:55 pm EDT
Extended Forecast for

3 Miles W Charleston SC

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Southeast wind 6 to 10 mph.

    Low: 78 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly before 3pm. Mostly sunny, with a high near 89. Heat index values as high as 102. South wind 7 to 13 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South wind 7 to 9 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 91. Heat index values as high as 103. South wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 91 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. Southwest wind 6 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Southeast wind 6 to 10 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly before 3pm. Mostly sunny, with a high near 89. Heat index values as high as 102. South wind 7 to 13 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly clear, with a low around 78. South wind 7 to 9 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 91. Heat index values as high as 103. South wind 7 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 78. Southwest wind 6 to 10 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 95.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 92. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Charleston SC
 32.8°N 80.06°W (Elev. 10 ft)
Last Update:
6:33 pm EDT Jul 15, 2025
Forecast Valid:
7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
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