Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

83°F

28°C

Humidity 67%
Wind Speed S 5 mph
Barometer 30.07 in (1017.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 4 Sep 12:53 am EDT
Extended Forecast for

3 Miles WSW Piedmont SC

  • Overnight

    Overnight: Clear, with a low around 73. Light southwest wind.

    Low: 73 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 103. Light and variable wind.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. South wind around 5 mph becoming light and variable  after midnight.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Increasing clouds and hot, with a high near 98. Heat index values as high as 106. West southwest wind around 5 mph becoming calm  in the afternoon.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 71. North wind around 5 mph becoming calm  in the evening.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Labor Day

    Labor Day: A 30 percent chance of showers before 2pm.  Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 73. Light southwest wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 103. Light and variable wind.
Friday Night
Mostly clear, with a low around 74. South wind around 5 mph becoming light and variable after midnight.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds and hot, with a high near 98. Heat index values as high as 106. West southwest wind around 5 mph becoming calm in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 71. North wind around 5 mph becoming calm in the evening.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Labor Day
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Piedmont SC
 34.68°N 82.5°W (Elev. 840 ft)
10:44 pm EDT Sep 3, 2026
1am EDT Sep 4, 2026-6pm EDT Sep 10, 2026
 
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Additional Resources

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National Digital Forecast Database