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.

Mostly Cloudy

66°F

19°C

Humidity 64%
Wind Speed Vrbl 7 G 16 mph
Barometer 29.90 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 26 Feb 4:15 pm EST
Extended Forecast for

4 Miles SSW Summerville SC

  • This Afternoon

    This Afternoon: A 40 percent chance of showers. Mostly cloudy, with a high near 69. South wind around 13 mph, with gusts as high as 23 mph.

    High: 69 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 55. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 55 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 3pm, then showers likely. High near 65. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Cloudy, with a low around 53. Light east wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 66. North wind 5 to 7 mph.

    High: 66 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Mostly cloudy, with a high near 69. South wind around 13 mph, with gusts as high as 23 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 55. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday
Showers and possibly a thunderstorm before 3pm, then showers likely. High near 65. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Showers likely, mainly before 1am. Cloudy, with a low around 53. Light east wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 66. North wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 66.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Summerville SC
 32.95°N 80.2°W (Elev. 30 ft)
Last Update:
1:40 pm EST Feb 26, 2026
Forecast Valid:
4pm EST Feb 26, 2026-6pm EST Mar 5, 2026
 
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