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

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Light Drizzle

79°F

26°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Aug 3:55 pm EDT
Extended Forecast for

4 Miles NW Seabrook Island SC

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 89. Heat index values as high as 102. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Light and variable wind. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 89. North wind 6 to 9 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. East wind around 6 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91. North wind 5 to 7 mph becoming east in the afternoon.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 89. Heat index values as high as 102. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Light and variable wind. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 89. North wind 6 to 9 mph becoming east in the afternoon. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 74. East wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 91. North wind 5 to 7 mph becoming east in the afternoon.
Monday Night
Clear, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Seabrook Island SC
 32.63°N 80.22°W (Elev. 3 ft)
Last Update:
1:48 pm EDT Aug 16, 2025
Forecast Valid:
4pm EDT Aug 16, 2025-6pm EDT Aug 23, 2025
 
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