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.

Fair

72°F

22°C

Humidity 83%
Wind Speed S 6 mph
Barometer 30.18 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 9 Jan 3:55 pm EST
Extended Forecast for

4 Miles SSE Johns Island SC

  • Tonight

    Tonight: Widespread dense fog, mainly after 9pm. Otherwise, mostly cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight.

    Low: 59 °F

    Dense Fog

  • Saturday

    Saturday: Widespread fog, mainly before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind 6 to 11 mph.

    High: 71 °F

    Fog then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 56. South wind around 9 mph.

    Low: 56 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 66. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. North wind around 10 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly after 9pm. Otherwise, mostly cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight.
Saturday
Widespread fog, mainly before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind 6 to 11 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 56. South wind around 9 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 66. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 34. North wind around 10 mph.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 60.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 56.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 32.
Friday
Sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Johns Island SC
 32.68°N 80.05°W (Elev. 10 ft)
Last Update:
3:57 pm EST Jan 9, 2026
Forecast Valid:
4pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation