National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Fog/Mist

52°F

11°C

Humidity 100%
Wind Speed N 8 mph
Barometer 30.37 in
Dewpoint 52°F (11°C)
Visibility 3.00 mi
Wind Chill49°F (9°C)
Last update 3 Mar 6:10 am EST
Extended Forecast for

Johns Island SC

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 69. Northeast wind around 9 mph.

    High: 69 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 54. Light east wind.

    Low: 54 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 73 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Light southeast wind.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 74. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 69. Northeast wind around 9 mph.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 54. Light east wind.
Wednesday
Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 56. Light southeast wind.
Thursday
Partly sunny, with a high near 74. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
Partly sunny, with a high near 76.
Friday Night
Mostly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 75.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 76.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johns Island SC
 32.73°N 80.07°W (Elev. 23 ft)
Last Update:
1:30 am EST Mar 3, 2026
Forecast Valid:
6am EST Mar 3, 2026-6pm EDT Mar 9, 2026
 
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