Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Partly Cloudy

52°F

11°C

Humidity 82%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 Feb 12:15 am EST
Extended Forecast for

Sullivans Island SC

  • Overnight

    Overnight: Cloudy, with a low around 51. East wind around 6 mph.

    Low: 51 °F

    Cloudy

  • Sunday

    Sunday: A chance of showers before noon, then a chance of showers and thunderstorms between noon and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Cloudy, with a high near 62. South wind 6 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then showers likely.  Low around 51. South wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Showers

  • Washington's Birthday

    Washington's Birthday: A 20 percent chance of showers.  Mostly cloudy, then gradually becoming sunny, with a high near 59. North wind around 10 mph.

    High: 59 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Northeast wind around 6 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 51. East wind around 6 mph.
Sunday
A chance of showers before noon, then a chance of showers and thunderstorms between noon and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 62. South wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 51. South wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Washington's Birthday
A 20 percent chance of showers. Mostly cloudy, then gradually becoming sunny, with a high near 59. North wind around 10 mph.
Monday Night
Mostly clear, with a low around 47. Northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 55.
Thursday
Mostly cloudy, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 69.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Sullivans Island SC
 32.76°N 79.85°W (Elev. 0 ft)
7:33 pm EST Feb 14, 2026
12am EST Feb 15, 2026-6pm EST Feb 21, 2026
 
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