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.

Fair

90°F

32°C

Humidity 59%
Wind Speed E 7 G 14 mph
Barometer 30.05 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 1 Sep 3:35 pm EDT
Extended Forecast for

4 Miles NNW Folly Beach SC

  • Tonight

    Tonight: Partly cloudy, with a low around 76. East wind 5 to 9 mph becoming calm in the evening.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 88. Heat index values as high as 101. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 88 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Heat index values as high as 103. Light east wind becoming southeast 5 to 10 mph in the afternoon.

    High: 88 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. East wind 5 to 9 mph becoming calm in the evening.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 88. Heat index values as high as 101. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Heat index values as high as 103. Light east wind becoming southeast 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 77.
Saturday
Sunny, with a high near 92.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 76.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 88.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Labor Day
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Folly Beach SC
 32.72°N 79.96°W (Elev. 13 ft)
Last Update:
2:40 pm EDT Sep 1, 2026
Forecast Valid:
3pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation