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.

Overcast

61°F

16°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 30.02 in
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Last update 11 Feb 10:55 pm EST
Extended Forecast for

Sullivans Island SC

  • Tonight

    Tonight: Partly cloudy, with a low around 42. North wind 6 to 9 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 56. North wind 6 to 10 mph becoming south in the afternoon.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Calm wind becoming north around 6 mph after midnight.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53. Northeast wind 8 to 10 mph.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Northeast wind around 6 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 63. Chance of precipitation is 90%.

    High: 63 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 51. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. North wind 6 to 9 mph.
Thursday
Sunny, with a high near 56. North wind 6 to 10 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. Calm wind becoming north around 6 mph after midnight.
Friday
Mostly sunny, with a high near 53. Northeast wind 8 to 10 mph.
Friday Night
Mostly clear, with a low around 44. Northeast wind around 6 mph.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Showers likely, mainly after 1am. Cloudy, with a low around 53. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm. High near 63. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 51. Chance of precipitation is 80%.
Washington's Birthday
A 40 percent chance of showers. Partly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 63.
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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:
7:32 pm EST Feb 11, 2026
Forecast Valid:
11pm EST Feb 11, 2026-6pm EST Feb 18, 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