Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fair

70°F

21°C

Humidity 97%
Wind Speed SW 3 mph
Barometer 30.05 in (1016.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 12 Aug 1:53 am EDT
Extended Forecast for

Startex SC

  • Overnight

    Overnight: A 20 percent chance of showers before 3am.  Partly cloudy, with a low around 72. Light west wind.

    Low: 72 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming west northwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight.  Partly cloudy, with a low around 73. Light and variable wind.  Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 96. Heat index values as high as 106. Light and variable wind.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. Light west northwest wind.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 5pm.  Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers before 3am. Partly cloudy, with a low around 72. Light west wind.
Wednesday
A slight chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 73. Light and variable wind. Chance of precipitation is 20%.
Thursday
Sunny and hot, with a high near 96. Heat index values as high as 106. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 75. Light west northwest wind.
Friday
Mostly sunny and hot, with a high near 98.
Friday Night
Partly cloudy, with a low around 76.
Saturday
A 30 percent chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 96.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.
Sunday
Mostly sunny and hot, with a high near 96.
Sunday Night
Partly cloudy, with a low around 74.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Startex SC
 34.92°N 82.09°W (Elev. 755 ft)
2:24 am EDT Aug 12, 2026
2am EDT Aug 12, 2026-6pm EDT Aug 18, 2026
 
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Additional Resources

Radar & Satellite Image

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