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.

Fair

91°F

33°C

Humidity 67%
Wind Speed S 16 mph
Barometer 29.95 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 6 Jul 5:15 pm EDT
Extended Forecast for

4 Miles NW Seabrook Island SC

Heat Advisory July 7, 11:00am until July 7, 07:00pm
Heat Advisory July 6, 05:34pm until July 6, 07:00pm
Click here for hazard details and duration
Heat Advisory
...
  •  
    Heat Advisory July 6, 05:34pm until July 6, 07:00pm

    NOW until 7:00pm Mon

    Heat Advisory

  • Tonight

    Low: 80 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 108. West wind 7 to 14 mph. Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 81. South wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 81 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 109. West wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 82. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 82 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 80. South wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 108. West wind 7 to 14 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 81. South wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 109. West wind 7 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 82. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 81.
Friday
Sunny, with a high near 95.
Friday Night
Mostly clear, with a low around 81.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 96.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Seabrook Island SC
 32.63°N 80.22°W (Elev. 3 ft)
Last Update:
2:30 pm EDT Jul 6, 2026
Forecast Valid:
5pm EDT Jul 6, 2026-6pm EDT Jul 13, 2026
 
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