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.

Overcast

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 23 Aug 9:35 pm EDT
Extended Forecast for

2 Miles NW Summerville SC

Flood Watch August 23, 09:53pm until August 24, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 23, 09:53pm until August 24, 02:00am

    NOW until 2:00am Sun

    Flood Watch

  • Tonight

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 84. North wind 3 to 6 mph. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. Light west wind.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 70. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 84. North wind 3 to 6 mph. Chance of precipitation is 40%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. Light west wind.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 69. Calm wind.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 66.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Summerville SC
 33.04°N 80.19°W (Elev. 75 ft)
Last Update:
8:23 pm EDT Aug 23, 2025
Forecast Valid:
9pm EDT Aug 23, 2025-6pm EDT Aug 30, 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