Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Overcast

54°F

12°C

Humidity 58%
Wind Speed Calm
Barometer 30.31 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 24 Mar 8:55 pm EDT
Extended Forecast for

4 Miles WSW Harleyville SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Light east wind.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 72. Northeast wind 3 to 5 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. South wind 3 to 5 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. Light east wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 72. Northeast wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 50. Calm wind.
Thursday
Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 57. South wind 3 to 5 mph.
Friday
Sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 44.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Harleyville SC
 33.2°N 80.5°W (Elev. 79 ft)
8:30 pm EDT Mar 24, 2026
9pm EDT Mar 24, 2026-6pm EDT Mar 31, 2026
 
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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