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.

Fair

54°F

12°C

Humidity 58%
Wind Speed Calm
Barometer 30.48 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 28 Mar 10:15 pm EDT
Extended Forecast for

Summerville SC

  • Tonight

    Tonight: Clear, with a low around 43. Northeast wind around 7 mph.

    Low: 43 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Northeast wind around 10 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. South wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 43. Northeast wind around 7 mph.
Sunday
Mostly sunny, with a high near 68. Northeast wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 77. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 57. South wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 33.02°N 80.19°W (Elev. 75 ft)
Last Update:
6:32 pm EDT Mar 28, 2026
Forecast Valid:
10pm EDT Mar 28, 2026-6pm EDT Apr 4, 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