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

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Last update 17 May 7:55 am EDT
Extended Forecast for

Johns Island SC

  • Today

    Today: Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 73. South wind around 7 mph.

    Low: 73 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 84. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Slight Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 69. Southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly cloudy, with a high near 81. Southwest wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Monday Night

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

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 73. South wind around 7 mph.
Saturday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 84. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 69. Southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly cloudy, with a high near 81. Southwest wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 64.
Monday
A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Johns Island SC
 32.71°N 80.07°W (Elev. 10 ft)
Last Update:
7:46 am EDT May 17, 2024
Forecast Valid:
8am EDT May 17, 2024-6pm EDT May 23, 2024
 
Forecast Discussion
 
Get as KML Get as XML

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