Current conditions at

Summerville Airport (KDYB)

Lat: 33.06° N Lon: 80.28° W Elev: 56 ft.

Fair

75°F

24°C

Humidity 94%
Wind Speed Vrbl 3 mph
Barometer 30.11 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 27 Jun 7:55 am EDT
Detailed forecast for

Dorchester County

Today
Sunny. Highs in the mid 90s. Southwest winds around 5 mph.
Tonight
Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. Southwest winds around 5 mph. Chance of rain 20 percent.
Sunday
Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Heat index values up to 106. West winds 5 to 10 mph. Chance of rain 40 percent.
Sunday Night
Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 50 percent.
Monday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Northwest winds around 5 mph, becoming north in the afternoon. Chance of rain 50 percent. Heat index values up to 107.
Monday Night
Partly cloudy. Lows in the mid 70s.
Tuesday
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent.
Tuesday Night
Mostly clear. Lows in the lower 70s.
Wednesday
Sunny. Highs in the lower 90s.
Wednesday Night
Mostly clear. Lows in the lower 70s.
Thursday
Sunny. Highs in the mid 90s.
Thursday Night
Mostly clear. Lows in the mid 70s.
Friday
Sunny. Highs in the upper 90s. Heat index values up to 105.



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702 AM EDT Sat Jun 27 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database