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.

Partly Cloudy

79°F

26°C

Humidity 85%
Wind Speed S 13 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 26 May 8:56 pm EDT
Extended Forecast for

Hanahan SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 74. South wind 6 to 8 mph.

    Low: 74 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 90. Southwest wind 7 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms between 7pm and 11pm. Mostly cloudy, with a low around 73. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 93. Heat index values as high as 101. West wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 70. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 85. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.

    High: 83 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 67. Chance of precipitation is 80%.

    Low: 67 °F

    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 74. South wind 6 to 8 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 90. Southwest wind 7 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms between 7pm and 11pm. Mostly cloudy, with a low around 73. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 93. Heat index values as high as 101. West wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 70. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 85. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 69. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 67. Chance of precipitation is 80%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Hanahan SC
 32.91°N 80.02°W (Elev. 30 ft)
Last Update:
8:32 pm EDT May 26, 2026
Forecast Valid:
9pm EDT May 26, 2026-6pm EDT Jun 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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