


Hazardous Weather Conditions
Current conditions at
Summerville Airport (KDYB)
Lat: 33.06°NLon: 80.28°WElev: 56ft.
Fair
77°F
25°C
Humidity | 100% |
Wind Speed | Calm |
Barometer | 30.02 in |
Dewpoint | 77°F (25°C) |
Visibility | 10.00 mi |
Heat Index | 78°F (26°C) |
Last update | 15 Aug 6:55 am EDT |
Extended Forecast for
4 Miles SSW Harleyville SC
Today
High: 93 °F
Sunny then
Chance
T-stormsTonight
Low: 75 °F
Chance
T-storms then
Partly CloudySaturday
High: 92 °F
Mostly Sunny
then Chance
T-stormsSaturday Night
Low: 73 °F
Chance
T-storms then
Partly CloudySunday
High: 92 °F
Sunny then
Slight Chance
T-stormsSunday Night
Low: 72 °F
Mostly Clear
Monday
High: 94 °F
Sunny
Monday Night
Low: 73 °F
Mostly Clear
Tuesday
High: 91 °F
Sunny then
Slight Chance
T-storms
Detailed Forecast
Today
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 105. Calm wind.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75. Calm wind.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 101. Light north wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Calm wind becoming northeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 72.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Harleyville SC
33.16°N 80.47°W (Elev. 85 ft)
33.16°N 80.47°W (Elev. 85 ft)
5:44 am EDT Aug 15, 2025
7am EDT Aug 15, 2025-6pm EDT Aug 21, 2025