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.

Light Rain Fog/Mist

64°F

18°C

Humidity 94%
Wind Speed N 10 G 17 mph
Barometer 30.14 in
Dewpoint 63°F (17°C)
Visibility 3.00 mi
Last update 10 Oct 12:35 pm EDT
Extended Forecast for

Johns Island SC

High Surf Advisory October 10, 12:48pm until October 12, 08:00am
Coastal Flood Warning until October 10, 03:00pm
Click here for hazard details and duration
High Surf Advisory
Coastal Flood Warning
  •  
    High Surf Advisory October 10, 12:48pm until October 12, 08:00am
    Coastal Flood Warning until October 10, 03:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 70 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely. Cloudy, with a low around 62. Northeast wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before 7am. Cloudy, with a high near 71. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 63. North wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers. Partly sunny, with a high near 75. North wind around 11 mph, with gusts as high as 21 mph.

    High: 75 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 70. Breezy, with a northeast wind 18 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely. Cloudy, with a low around 62. Northeast wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 7am. Cloudy, with a high near 71. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63. North wind 10 to 14 mph, with gusts as high as 25 mph.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 75. North wind around 11 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 62.
Columbus Day
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johns Island SC
 32.71°N 80.07°W (Elev. 10 ft)
Last Update:
8:32 am EDT Oct 10, 2025
Forecast Valid:
12pm EDT Oct 10, 2025-6pm EDT Oct 16, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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