National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Partly Cloudy

59°F

15°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 29.73 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Feb 10:15 pm EST
Extended Forecast for

Sullivans Island SC

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 3am. Cloudy, with a low around 49. Southwest wind 7 to 10 mph becoming northwest after midnight.

    Low: 49 °F

    Chance
    Showers

  • Washington's Birthday

    Washington's Birthday: Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 59 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. Northeast wind around 6 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. Northeast wind around 7 mph becoming east in the afternoon.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. Light and variable wind becoming south around 5 mph after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly cloudy, with a high near 66.

    High: 66 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly before 3am. Cloudy, with a low around 49. Southwest wind 7 to 10 mph becoming northwest after midnight.
Washington's Birthday
Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 45. Northeast wind around 6 mph.
Tuesday
Sunny, with a high near 60. Northeast wind around 7 mph becoming east in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 51. Light and variable wind becoming south around 5 mph after midnight.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 55.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 69.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 57.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sullivans Island SC
 32.76°N 79.85°W (Elev. 0 ft)
Last Update:
7:40 pm EST Feb 15, 2026
Forecast Valid:
10pm EST Feb 15, 2026-6pm EST Feb 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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