Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Overcast

64°F

18°C

Humidity 83%
Wind Speed E 7 mph
Barometer 30.07 in
Dewpoint 59°F (15°C)
Visibility 9.00 mi
Last update 28 Dec 2:15 pm EST
Extended Forecast for

Johns Island SC

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 69. Southeast wind 6 to 8 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog between 11pm and 3am.  Otherwise, mostly cloudy, with a low around 59. Southwest wind 3 to 7 mph.

    Low: 59 °F

    Patchy Fog

  • Monday

    Monday: Partly sunny, with a high near 70. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 70 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Northwest wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. Northwest wind around 8 mph.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Wednesday Night

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

    Low: 37 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 69. Southeast wind 6 to 8 mph.
Tonight
Patchy fog between 11pm and 3am. Otherwise, mostly cloudy, with a low around 59. Southwest wind 3 to 7 mph.
Monday
Partly sunny, with a high near 70. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 35. Northwest wind 8 to 13 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 51. Northwest wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 32.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 37.
New Year's Day
Sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 60.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 47.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Johns Island SC
 32.73°N 80.07°W (Elev. 23 ft)
1:30 pm EST Dec 28, 2025
2pm EST Dec 28, 2025-6pm EST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database