News Headlines
- Calling All Meteorology Students! Apply for the NWS Charleston 2026 Summer Volunteer Program
- NWS Charleston To Implement Minor Public, Fire Weather and Marine Zone Changes on March 3
- Mariners: NWS Charleston Is Expanding Marine Forecasts Out To 60 NM in South Carolina March 3
- 2026 Storm Spotter Training Schedule
Current conditions at
Summerville Airport (KDYB)
Lat: 33.06°NLon: 80.28°WElev: 56ft.
Overcast
52°F
11°C
| Humidity | 100% |
| Wind Speed | N 5 mph |
| Barometer | 30.17 in |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Wind Chill | 51°F (11°C) |
| Last update | 23 Jan 6:55 am EST |
Extended Forecast for
4 Miles SSW Harleyville SC
Today
High: 60 °F
Mostly Cloudy
Tonight
Low: 37 °F
Slight Chance
Showers then
CloudySaturday
High: 46 °F
Cloudy then
Slight Chance
ShowersSaturday Night
Low: 30 °F
Rain Likely
then Freezing
Rain LikelySunday
High: 52 °F
Rain Likely
Sunday Night
Low: 38 °F
Showers
Monday
High: 45 °F
Mostly Sunny
Monday Night
Low: 18 °F
Mostly Clear
Tuesday
High: 43 °F
Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 60. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
A slight chance of showers between 7pm and 8pm. Cloudy, with a low around 37. Northeast wind 3 to 8 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers between 1pm and 5pm, then a slight chance of rain after 5pm. Cloudy, with a high near 46. Northeast wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday Night
Rain likely before midnight, then freezing rain likely. Cloudy, with a low around 30. North wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible.
Sunday
Rain likely before 10am, then showers likely, mainly between 10am and 1pm. Cloudy, with a high near 52. Northeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 38. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Sunny, with a high near 43.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Sunny, with a high near 43.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Harleyville SC
33.16°N 80.47°W (Elev. 85 ft)
33.16°N 80.47°W (Elev. 85 ft)
6:43 am EST Jan 23, 2026
7am EST Jan 23, 2026-6pm EST Jan 29, 2026
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