Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Light Rain Fog/Mist

75°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 75°F (24°C)
Visibility 6.00 mi
Last update 22 Aug 6:35 pm EDT
Extended Forecast for

2 Miles WNW Dorchester SC

Flood Watch August 22, 07:00pm until August 24, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 22, 07:00pm until August 24, 02:00am

    NOW until 2:00am Sun

    Flood Watch

  • Tonight

    Low: 72 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms likely after 3pm.  High near 80. Northeast wind around 6 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 71. Light northeast wind.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 86. Light north wind.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm.  Partly cloudy, with a low around 71. Calm wind.  Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly after 5am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Light northeast wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms likely after 3pm. High near 80. Northeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 71. Light northeast wind.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 86. Light north wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 65.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Dorchester SC
 33.15°N 80.42°W (Elev. 108 ft)
4:07 pm EDT Aug 22, 2025
7pm EDT Aug 22, 2025-6pm EDT Aug 29, 2025
 
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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