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

Charleston, Charleston Air Force Base (KCHS)

Lat: 32.9°NLon: 80.04°WElev: 46ft.

Fog/Mist

63°F

17°C

Humidity 100%
Wind Speed NW 5 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 63°F (17°C)
Visibility 3.00 mi
Last update 21 Feb 8:56 pm EST
Extended Forecast for

Hanahan SC

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers likely. Low around 54. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 63. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 48. Northwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Northwest wind 6 to 8 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 4am, then showers likely. Low around 54. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 50 percent chance of showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 63. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly clear, with a low around 30. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 48. Northwest wind 11 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 27. Northwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 63.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 68.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 69.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 48.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hanahan SC
 32.91°N 80.02°W (Elev. 30 ft)
Last Update:
7:32 pm EST Feb 21, 2026
Forecast Valid:
9pm EST Feb 21, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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