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.

Overcast

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 73°F (23°C)
Visibility 8.00 mi
Last update 3 Oct 8:35 am EDT
Extended Forecast for

10 Miles ESE Cottageville SC

  • Today

    Today: Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 81. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 69. Calm wind. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 69 °F

    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 75. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 75 °F

    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 63 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 81. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 69. Calm wind. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Monday
Showers, with thunderstorms also possible after 2pm. High near 75. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 72.
Tuesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 56.
Wednesday
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 71.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 75.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Cottageville SC
 32.89°N 80.32°W (Elev. 30 ft)
Last Update:
8:31 am EDT Oct 3, 2026
Forecast Valid:
8am EDT Oct 3, 2026-6pm EDT Oct 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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