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.

Rain Fog/Mist

52°F

11°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 30.08 in
Dewpoint 52°F (11°C)
Visibility 1.75 mi
Last update 4 Feb 5:55 pm EST
Extended Forecast for

Johns Island SC

  • Tonight

    Tonight: Showers, mainly before 1am. Low around 40. Southwest wind around 6 mph becoming light and variable. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 9am. Cloudy, with a high near 49. North wind 6 to 10 mph.

    High: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55. West wind 5 to 10 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. West wind 8 to 10 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers, mainly before 1am. Low around 40. Southwest wind around 6 mph becoming light and variable. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 30 percent chance of showers, mainly before 9am. Cloudy, with a high near 49. North wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 33. Northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 55. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 40. West wind 8 to 10 mph.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
Mostly cloudy, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johns Island SC
 32.73°N 80.07°W (Elev. 23 ft)
Last Update:
5:32 pm EST Feb 4, 2026
Forecast Valid:
6pm EST Feb 4, 2026-6pm EST Feb 11, 2026
 
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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