Extreme Heat and Fire Weather Conditions in the West; Severe Thunderstorm Threat in the Northern Plains on Thursday

Extreme heat will may set some new daily temperature records across the Desert Southwest. Hot, dry and windy conditions and dry thunderstorms continue to bring fire weather concerns for portions of the Desert Southwest, the central Great Basin and Rockies. Severe thunderstorms and heavy rain are expected across the Northern Plains late Thursday. Read More >

Current conditions at

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Partly Cloudy

73°F

23°C

Humidity 76%
Wind Speed NE 8 mph
Barometer 30.26 in (1023.8 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 6 Aug 7:53 pm EDT
Extended Forecast for

Duncan SC

  • Tonight

    Tonight: A slight chance of showers between 1am and 2am.  Mostly cloudy, with a low around 65. North northeast wind around 8 mph.  Chance of precipitation is 20%.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 78. North northeast wind around 9 mph.

    High: 78 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 65. Northeast wind around 7 mph.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. Northeast wind 8 to 10 mph.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 66. North northeast wind around 6 mph.

    Low: 66 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of thunderstorms after 4pm.  Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 65. North northeast wind around 8 mph. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 78. North northeast wind around 9 mph.
Thursday Night
Mostly cloudy, with a low around 65. Northeast wind around 7 mph.
Friday
Partly sunny, with a high near 81. Northeast wind 8 to 10 mph.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 66. North northeast wind around 6 mph.
Saturday
Partly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 67.
Sunday
A chance of thunderstorms after 4pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Duncan SC
 34.93°N 82.14°W (Elev. 781 ft)
6:44 pm EDT Aug 6, 2025
8pm EDT Aug 6, 2025-6pm EDT Aug 13, 2025
 
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Additional Resources

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Hourly Weather Forecast

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