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

61°F

16°C

Humidity 77%
Wind Speed S 6 mph
Barometer 30.17 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 1 Mar 4:15 pm EST
Extended Forecast for

Sullivans Island SC

  • Tonight

    Tonight: Areas of dense fog before 9pm. Otherwise, mostly cloudy, with a low around 50. Calm wind becoming northeast around 6 mph after midnight.

    Low: 50 °F

    Areas Dense
    Fog then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58. Northeast wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of showers. Cloudy, with a low around 51. Northeast wind 9 to 14 mph, with gusts as high as 23 mph.

    Low: 51 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers. Partly sunny, with a high near 64. Northeast wind around 10 mph.

    High: 64 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. East wind 3 to 6 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of dense fog before 9pm. Otherwise, mostly cloudy, with a low around 50. Calm wind becoming northeast around 6 mph after midnight.
Monday
Mostly cloudy, with a high near 58. Northeast wind 10 to 16 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers. Cloudy, with a low around 51. Northeast wind 9 to 14 mph, with gusts as high as 23 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 64. Northeast wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 55. East wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 60.
Friday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 70.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sullivans Island SC
 32.76°N 79.85°W (Elev. 0 ft)
Last Update:
3:12 pm EST Mar 1, 2026
Forecast Valid:
4pm EST Mar 1, 2026-6pm EDT Mar 8, 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