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

Hazardous Weather Conditions

Current conditions at

Charleston, Charleston Air Force Base (KCHS)

Lat: 32.9°NLon: 80.04°WElev: 46ft.

A Few Clouds

79°F

26°C

Humidity 85%
Wind Speed W 8 mph
Barometer 29.95 in (1014.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 13 Aug 6:56 am EDT
Extended Forecast for

3 Miles SE Ladson SC

Extreme Heat Watch August 14, 11:00am until August 14, 08:00pm
Extreme Heat Warning August 13, 11:00am until August 13, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 98. Heat index values as high as 109. Calm wind becoming west around 6 mph in the afternoon.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 79. Southwest wind 3 to 6 mph.

    Low: 79 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms between 3pm and 5pm. Increasing clouds, with a high near 99. Heat index values as high as 111. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 99 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 79. South wind 3 to 6 mph.

    Low: 79 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 99. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 99 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

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

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday 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
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 99.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 98. Heat index values as high as 109. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 79. Southwest wind 3 to 6 mph.
Friday
A slight chance of showers and thunderstorms between 3pm and 5pm. Increasing clouds, with a high near 99. Heat index values as high as 111. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 79. South wind 3 to 6 mph.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 99. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.
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 before 8pm. Partly cloudy, with a low around 78.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 99.
Monday Night
Partly cloudy, with a low around 79.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 100.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Ladson SC
 32.98°N 80.06°W (Elev. 30 ft)
Last Update:
2:35 am EDT Aug 13, 2026
Forecast Valid:
7am EDT Aug 13, 2026-6pm EDT Aug 19, 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