National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Overcast

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 14 Jun 3:35 am EDT
Extended Forecast for

2 Miles E Summerville Airport SC

  • Overnight

    Overnight: Mostly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 89. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 89 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 73. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Southwest wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 73. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 92. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. Calm wind.
Saturday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 89. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 73. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Southwest wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 73. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 92. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 75.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Juneteenth
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Summerville Airport SC
 33.07°N 80.24°W (Elev. 49 ft)
Last Update:
2:45 am EDT Jun 14, 2025
Forecast Valid:
3am EDT Jun 14, 2025-6pm EDT Jun 20, 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