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

Hazardous Weather Conditions

Current conditions at

Charleston, Charleston Air Force Base (KCHS)

Lat: 32.9°NLon: 80.04°WElev: 46ft.

Mostly Cloudy

81°F

27°C

Humidity 88%
Wind Speed SE 5 mph
Barometer 29.86 in (1011.0 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 26 Jul 4:56 pm EDT
Extended Forecast for

3 Miles NNW Charleston SC

Flood Watch July 26, 04:59pm until July 26, 10:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 26, 04:59pm until July 26, 10:00pm

    NOW until 10:00pm Sun

    Flood Watch

  • This Afternoon

    High: 88 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Some of the storms could produce heavy rainfall. Partly cloudy, with a low around 75. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 75 °F

    Heavy Rain
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming east around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 77. Light southwest wind.

    Low: 77 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 96. Light west wind becoming southwest 8 to 13 mph in the morning.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81.

    Low: 81 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms. High near 88. Southeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before midnight. Some of the storms could produce heavy rainfall. Partly cloudy, with a low around 75. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 77. Light southwest wind.
Tuesday
Sunny, with a high near 96. Light west wind becoming southwest 8 to 13 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81.
Wednesday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 77.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 77.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Charleston SC
 32.82°N 80°W (Elev. 7 ft)
Last Update:
2:35 pm EDT Jul 26, 2026
Forecast Valid:
4pm EDT Jul 26, 2026-6pm EDT Aug 2, 2026
 
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