Hazardous Weather Conditions

Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Fair

91°F

33°C

Humidity 59%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 23 Jul 4:15 pm EDT
Extended Forecast for

9 Miles ENE Harleyville SC

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 5pm.  Sunny, with a high near 91. East wind around 6 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 3am.  Partly cloudy, with a low around 74. Light northeast wind.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 2pm and 4pm.  Partly sunny, with a high near 91. Heat index values as high as 102. Light and variable wind.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, then gradually becoming clear, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 95. Light southwest wind.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 101.

    High: 101 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 91. East wind around 6 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 74. Light northeast wind.
Thursday
Showers and thunderstorms likely, mainly between 2pm and 4pm. Partly sunny, with a high near 91. Heat index values as high as 102. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 74. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Light southwest wind.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 98.
Saturday Night
Mostly clear, with a low around 78.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 101.
Sunday Night
Mostly clear, with a low around 78.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 98.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
Wednesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Harleyville SC
 33.23°N 80.3°W (Elev. 85 ft)
3:23 pm EDT Jul 23, 2025
4pm EDT Jul 23, 2025-6pm EDT Jul 30, 2025
 
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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