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

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Fair

75°F

24°C

Humidity 74%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 8 Oct 5:35 pm EDT
Extended Forecast for

9 Miles ENE Harleyville SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, with a high near 76. Northeast wind around 6 mph.

    High: 76 °F

    Cloudy

  • Friday Night

    Friday Night: A slight chance of showers before 1am, then a chance of showers after 2am. Cloudy, with a low around 68. Northeast wind 3 to 8 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 74. East wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 74 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 70. East wind 5 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 70 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 83 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. Calm wind.
Friday
Cloudy, with a high near 76. Northeast wind around 6 mph.
Friday Night
A slight chance of showers before 1am, then a chance of showers after 2am. Cloudy, with a low around 68. Northeast wind 3 to 8 mph. Chance of precipitation is 30%.
Saturday
Showers and possibly a thunderstorm. High near 74. East wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 70. East wind 5 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 66.
Columbus Day
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Harleyville SC
 33.23°N 80.3°W (Elev. 85 ft)
Last Update:
2:47 pm EDT Oct 8, 2026
Forecast Valid:
5pm EDT Oct 8, 2026-6pm EDT Oct 15, 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