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

Hazardous Weather Conditions

Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Fair

25°F

-4°C

Humidity 63%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 16 Jan 3:35 am EST
Extended Forecast for

3 Miles W Summerville SC

Cold Weather Advisory until January 16, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 16, 09:00am

    NOW until 9:00am Fri

    Cold Weather Advisory

  • Overnight

    Low: 21 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 49. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. South wind 3 to 6 mph.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 38. Calm wind becoming northwest around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 1pm. High near 45. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 51.

    High: 51 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 21. Calm wind.
Friday
Sunny, with a high near 49. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 33. South wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 64. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 38. Calm wind becoming northwest around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 1pm. High near 45. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly clear, with a low around 26.
M.L.King Day
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Summerville SC
 33.02°N 80.25°W (Elev. 49 ft)
Last Update:
1:30 am EST Jan 16, 2026
Forecast Valid:
3am EST Jan 16, 2026-6pm EST Jan 22, 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