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.

Overcast

73°F

23°C

Humidity 83%
Wind Speed NE 14 G 20 mph
Barometer 29.98 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 15 Sep 11:35 pm EDT
Extended Forecast for

Johns Island SC

Tropical Storm Warning until further notice
High Surf Advisory September 15, 11:58pm until September 16, 08:00am
Click here for hazard details and duration
Tropical Storm Warning until further notice
High Surf Advisory
  •  
    Tropical Storm Warning until further notice
    High Surf Advisory September 15, 11:58pm until September 16, 08:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 70 °F

    Slight Chance
    Showers

  • Monday

    Monday: Tropical storm conditions possible. A 30 percent chance of showers, mainly before 5pm. Mostly cloudy, with a high near 79.

    High: 79 °F

    Tropical
    Storm
    Conditions
    Possible

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 66. West wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Southwest wind around 6 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. South wind 5 to 7 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 70. North wind around 16 mph, with gusts as high as 25 mph.
Monday
Tropical storm conditions possible. A 30 percent chance of showers, mainly before 5pm. Mostly cloudy, with a high near 79.
Monday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 66. West wind 5 to 11 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 83. Southwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 70. South wind 5 to 7 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 70.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Johns Island SC
 32.73°N 80.07°W (Elev. 23 ft)
Last Update:
10:58 pm EDT Sep 15, 2024
Forecast Valid:
11pm EDT Sep 15, 2024-6pm EDT Sep 22, 2024
 
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