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

Hazardous Weather Conditions

Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

A Few Clouds

86°F

30°C

Humidity 62%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 8 Oct 5:15 pm EDT
Extended Forecast for

Summerville SC

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Calm wind.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly between 3am and 5am. Mostly cloudy, with a low around 63. Calm wind becoming north 5 to 8 mph after midnight. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers between 8am and 9am. Mostly cloudy, with a high near 73. Northeast wind around 15 mph, with gusts as high as 26 mph.

    High: 73 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59. Northeast wind 11 to 15 mph.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers. Mostly cloudy, with a high near 72. Northeast wind around 16 mph, with gusts as high as 25 mph.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Calm wind.
Tonight
A 50 percent chance of showers and thunderstorms, mainly between 3am and 5am. Mostly cloudy, with a low around 63. Calm wind becoming north 5 to 8 mph after midnight. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers between 8am and 9am. Mostly cloudy, with a high near 73. Northeast wind around 15 mph, with gusts as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 59. Northeast wind 11 to 15 mph.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 72. Northeast wind around 16 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 73.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 58.
Columbus Day
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.17°W (Elev. 75 ft)
Last Update:
2:32 pm EDT Oct 8, 2025
Forecast Valid:
5pm EDT Oct 8, 2025-6pm EDT Oct 15, 2025
 
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