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

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 Sep 4:55 am EDT
Extended Forecast for

Seabrook Island SC

  • Today

    Today: Mostly sunny, with a high near 88. Heat index values as high as 103. Light east wind increasing to 8 to 13 mph in the morning.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 78. Southeast wind 5 to 8 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 1pm. Mostly sunny, with a high near 88. Heat index values as high as 101. Light southeast wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 78. South wind around 7 mph.

    Low: 78 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. South wind 5 to 11 mph.

    High: 90 °F

    Sunny

  • Saturday Night

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

    Low: 76 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 70%.

    High: 89 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    Showers
    Likely

  • Labor Day

    Labor Day: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Breezy.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 88. Heat index values as high as 103. Light east wind increasing to 8 to 13 mph in the morning.
Tonight
Mostly clear, with a low around 78. Southeast wind 5 to 8 mph.
Friday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 1pm. Mostly sunny, with a high near 88. Heat index values as high as 101. Light southeast wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 78. South wind around 7 mph.
Saturday
Sunny, with a high near 90. South wind 5 to 11 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Labor Day
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Breezy.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Seabrook Island SC
 32.58°N 80.17°W (Elev. 10 ft)
Last Update:
2:35 am EDT Sep 3, 2026
Forecast Valid:
5am EDT Sep 3, 2026-6pm EDT Sep 9, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation