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

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 1 Mar 1:15 am EST
Extended Forecast for

4 Miles SSW Summerville SC

Dense Fog Advisory until March 1, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 1, 09:00am

    NOW until 9:00am Sun

    Dense Fog Advisory

  • Overnight

    Low: 45 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 75. Calm wind.

    High: 75 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 48. Calm wind becoming northeast around 6 mph after midnight.

    Low: 48 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 62. Northeast wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 62 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 50. Northeast wind 7 to 9 mph.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 45. Calm wind.
Sunday
Areas of fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 75. Calm wind.
Sunday Night
Increasing clouds, with a low around 48. Calm wind becoming northeast around 6 mph after midnight.
Monday
Mostly cloudy, with a high near 62. Northeast wind 10 to 13 mph, with gusts as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 50. Northeast wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 60.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 61.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Summerville SC
 32.95°N 80.2°W (Elev. 30 ft)
Last Update:
12:22 am EST Mar 1, 2026
Forecast Valid:
1am EST Mar 1, 2026-6pm EST Mar 7, 2026
 
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