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

68°F

20°C

Humidity 78%
Wind Speed N 13 mph
Barometer 30.07 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 28 Mar 4:35 am 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

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 62. Breezy, with a north wind 20 to 25 mph, with gusts as high as 37 mph.

    High: 62 °F

    Becoming
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 49. Northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. East wind around 14 mph, with gusts as high as 23 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58. Southeast wind 5 to 7 mph.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68. Southeast wind 3 to 8 mph.

    High: 68 °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 71.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 62. Breezy, with a north wind 20 to 25 mph, with gusts as high as 37 mph.
Tonight
Mostly clear, with a low around 49. Northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 65. East wind around 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 58. Southeast wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 68. Southeast wind 3 to 8 mph.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73.
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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:
2:30 am EDT Mar 28, 2026
Forecast Valid:
4am EDT Mar 28, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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