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.

Mostly Cloudy

61°F

16°C

Humidity 94%
Wind Speed NE 7 mph
Barometer 30.22 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 24 Nov 7:35 pm EST
Extended Forecast for

Johns Island SC

  • Tonight

    Tonight: Partly cloudy, with a low around 59. East wind around 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between 10am and 11am. Mostly cloudy, with a high near 73. Southeast wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. South wind 3 to 7 mph.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 76. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. West wind 6 to 8 mph becoming northwest after midnight.

    Low: 46 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. East wind around 6 mph.
Tuesday
A slight chance of showers between 10am and 11am. Mostly cloudy, with a high near 73. Southeast wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 60. South wind 3 to 7 mph.
Wednesday
Partly sunny, with a high near 76. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 46. West wind 6 to 8 mph becoming northwest after midnight.
Thanksgiving Day
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 37.
Friday
Sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Partly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 67.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 70.
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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:
7:32 pm EST Nov 24, 2025
Forecast Valid:
7pm EST Nov 24, 2025-6pm EST Dec 1, 2025
 
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