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

86°F

30°C

Humidity 75%
Wind Speed E 10 mph
Barometer 29.97 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 17 Aug 2:55 pm EDT
Extended Forecast for

4 Miles WSW Sullivans Island SC

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 5pm. Mostly sunny, with a high near 88. East wind around 10 mph.

    High: 88 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 75. East wind around 6 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91. Light and variable wind becoming southeast 5 to 8 mph in the afternoon.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South wind around 6 mph becoming light and variable.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89. Northeast wind 8 to 14 mph.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 5pm. Mostly sunny, with a high near 88. East wind around 10 mph.
Tonight
Mostly clear, with a low around 75. East wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 91. Light and variable wind becoming southeast 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. South wind around 6 mph becoming light and variable.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89. Northeast wind 8 to 14 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Sullivans Island SC
 32.74°N 79.91°W (Elev. 3 ft)
Last Update:
1:47 pm EDT Aug 17, 2025
Forecast Valid:
3pm EDT Aug 17, 2025-6pm EDT Aug 24, 2025
 
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