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Hazardous Weather Conditions

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Fair

81°F

27°C

Humidity 100%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 81°F (27°C)
Visibility 9.00 mi
Heat Index91°F (33°C)
Last update 19 Aug 5:15 am EDT
Extended Forecast for

3 Miles NNW Folly Beach SC

Heat Advisory August 19, 11:00am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 95. Heat index values as high as 112. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 80. South wind around 5 mph becoming calm in the evening.

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Heat index values as high as 111. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 80. South wind 6 to 8 mph.

    Low: 80 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Light southwest wind becoming south 6 to 11 mph in the morning.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 60%.

    High: 91 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 95. Heat index values as high as 112. Calm wind becoming south 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 80. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 93. Heat index values as high as 111. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 80. South wind 6 to 8 mph.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Light southwest wind becoming south 6 to 11 mph in the morning.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 78.
Saturday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 78.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Folly Beach SC
 32.72°N 79.93°W (Elev. 3 ft)
Last Update:
5:02 am EDT Aug 19, 2026
Forecast Valid:
5am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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