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.

A Few Clouds

57°F

14°C

Humidity 88%
Wind Speed NE 12 mph
Barometer 30.38 in
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 2 Mar 11:15 am EST
Extended Forecast for

Sullivans Island SC

  • Today

    Today: Partly sunny, with a high near 59. Northeast wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 59 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 62. Northeast wind around 10 mph.

    High: 62 °F

    Gradual
    Clearing

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. Northeast wind around 6 mph becoming calm after midnight.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers. Partly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 59. Northeast wind 11 to 14 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, with a low around 52. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 62. Northeast wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 55. Northeast wind around 6 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 65. Calm wind becoming east 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 60.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 61.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 69.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 60.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 69.
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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:
7:33 am EST Mar 2, 2026
Forecast Valid:
11am EST Mar 2, 2026-6pm EDT Mar 8, 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