Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

A Few Clouds

75°F

24°C

Humidity 94%
Wind Speed Vrbl 5 mph
Barometer 29.92 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 19 Jun 2:15 am EDT
Extended Forecast for

3 Miles S Summerville SC

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 3am.  Mostly cloudy, with a low around 74. South wind around 9 mph.

    Low: 74 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: Showers and thunderstorms, mainly before noon.  High near 89. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Showers and
    Breezy then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms between 7pm and 2am, then a slight chance of showers after 2am.  Mostly cloudy, with a low around 72. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 91. Northeast wind 3 to 6 mph.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 74. South wind around 9 mph.
Juneteenth
Showers and thunderstorms, mainly before noon. High near 89. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A slight chance of showers and thunderstorms between 7pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 72. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 91. Northeast wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 70. Calm wind.
Sunday
Mostly sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 74.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Summerville SC
 32.97°N 80.17°W (Elev. 30 ft)
2:17 am EDT Jun 19, 2026
2am EDT Jun 19, 2026-6pm EDT Jun 25, 2026
 
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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