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

64°F

18°C

Humidity 73%
Wind Speed W 7 mph
Barometer 29.95 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Mar 5:55 am EDT
Extended Forecast for

Sullivans Island SC

  • Today

    Today: Sunny, with a high near 75. West wind 7 to 13 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Southwest wind around 11 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 76. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 76 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 53. West wind 7 to 17 mph becoming northeast after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 60. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 2pm. Partly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 75. West wind 7 to 13 mph.
Tonight
Mostly clear, with a low around 63. Southwest wind around 11 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 76. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 53. West wind 7 to 17 mph becoming northeast after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 60. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53.
Wednesday
A 20 percent chance of showers before 2pm. Partly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 54.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 61. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivans Island SC
 32.76°N 79.85°W (Elev. 0 ft)
Last Update:
2:30 am EDT Mar 22, 2026
Forecast Valid:
6am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation