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.

Partly Cloudy

86°F

30°C

Humidity 75%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 15 Jul 4:55 pm EDT
Extended Forecast for

Charleston SCSimilar City Names

Coastal Flood Advisory July 15, 08:00pm until July 16, 12:00am
Click here for hazard details and duration
Coastal Flood Advisory

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90. Southeast wind around 6 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. South wind 5 to 7 mph becoming calm in the evening.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 80.

    Low: 80 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90. Southeast wind around 6 mph.
Tonight
Partly cloudy, with a low around 76. Calm wind.
Thursday
Sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 78. South wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 94. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 79.
Saturday
Sunny, with a high near 93.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 80.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Charleston SCSimilar City Names
 32.79°N 80.01°W (Elev. 10 ft)
Last Update:
2:35 pm EDT Jul 15, 2026
Forecast Valid:
5pm EDT Jul 15, 2026-6pm EDT Jul 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation