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.

Fog/Mist

55°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 55°F (13°C)
Visibility 0.50 mi
Last update 5 Mar 7:15 am EST
Extended Forecast for

Sullivans Island SC

Dense Fog Advisory until March 5, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until March 5, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Today

    High: 67 °F

    Dense Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. South wind 3 to 5 mph.

    Low: 58 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Mostly sunny, with a high near 67. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Southeast wind 3 to 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68. Calm wind becoming south 5 to 8 mph in the morning.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Today
Widespread dense fog, mainly before 8am. Otherwise, partly sunny, with a high near 67. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. South wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 67. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 59. Southeast wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 68. Calm wind becoming south 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 68.
Sunday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 69.
Monday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 70.
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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:
6:27 am EST Mar 5, 2026
Forecast Valid:
7am EST Mar 5, 2026-6pm EDT Mar 11, 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