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

45°F

7°C

Humidity 23%
Wind Speed NE 7 G 17 mph
Barometer 30.36 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 8 Feb 12:55 pm EST
Extended Forecast for

Sullivans Island SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. East wind 6 to 8 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Calm wind becoming northeast around 6 mph after midnight.

    Low: 38 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 52. East wind around 8 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. Southeast wind around 5 mph becoming light and variable in the evening.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. Southwest wind 6 to 10 mph.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 1pm. Cloudy, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. East wind 6 to 8 mph.
Tonight
Increasing clouds, with a low around 38. Calm wind becoming northeast around 6 mph after midnight.
Monday
Mostly sunny, with a high near 52. East wind around 8 mph.
Monday Night
Mostly clear, with a low around 45. Southeast wind around 5 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 61. Southwest wind 6 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
A 50 percent chance of showers, mainly after 1pm. Cloudy, with a high near 63.
Wednesday Night
A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 46.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 55.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 56.
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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:
12:32 pm EST Feb 8, 2026
Forecast Valid:
1pm EST Feb 8, 2026-6pm EST Feb 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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