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.

A Few Clouds

84°F

29°C

Humidity 48%
Wind Speed W 13 G 18 mph
Barometer 30.06 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 27 Mar 12:35 pm EDT
Extended Forecast for

Sullivans Island SC

Wind Advisory March 28, 08:00am until March 28, 02:00pm
Red Flag Warning March 28, 08:00am until March 28, 08:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Southwest wind 11 to 15 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Southwest wind 10 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 62. Breezy, with a north wind 18 to 24 mph, with gusts as high as 39 mph.

    High: 62 °F

    Becoming
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Northeast wind around 15 mph, with gusts as high as 24 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. East wind around 14 mph, with gusts as high as 22 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Monday Night

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

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Southwest wind 11 to 15 mph.
Tonight
Partly cloudy, with a low around 56. Southwest wind 10 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 62. Breezy, with a north wind 18 to 24 mph, with gusts as high as 39 mph.
Saturday Night
Mostly clear, with a low around 51. Northeast wind around 15 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 65. East wind around 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 72.
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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:
12:32 pm EDT Mar 27, 2026
Forecast Valid:
12pm EDT Mar 27, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation