Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Fair

79°F

26°C

Humidity 100%
Wind Speed S 9 mph
Barometer 29.96 in
Dewpoint 79°F (26°C)
Visibility 7.00 mi
Heat Index84°F (29°C)
Last update 11 Oct 5:35 am EDT
Extended Forecast for

3 Miles NNE Johns Island SC

Coastal Flood Advisory October 11, 07:00am until October 11, 11:00am
Click here for hazard details and duration
Coastal Flood Advisory
  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 11am.  Partly sunny, with a high near 81. South wind 11 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. West wind around 8 mph.

    Low: 64 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 84. West wind around 9 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Light north wind.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 67.

    Low: 67 °F

    Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Showers and thunderstorms likely, mainly before 11am. Partly sunny, with a high near 81. South wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 64. West wind around 8 mph.
Columbus Day
Sunny, with a high near 84. West wind around 9 mph.
Monday Night
Mostly clear, with a low around 64. Light north wind.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 65.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Clear, with a low around 67.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 65.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Johns Island SC
 32.78°N 80.06°W (Elev. 3 ft)
2:40 am EDT Oct 11, 2026
5am EDT Oct 11, 2026-6pm EDT Oct 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database