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

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed S 6 mph
Barometer 30.18 in (1020.9 mb)
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 6 Aug 2:53 am EDT
Extended Forecast for

2 Miles WNW Duncan SC

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 87. Calm wind becoming south southwest around 6 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89.

    High: 89 °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 70.

    Low: 70 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 68. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 87. Calm wind becoming south southwest around 6 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Duncan SC
 34.95°N 82.17°W (Elev. 866 ft)
Last Update:
2:23 am EDT Aug 6, 2026
Forecast Valid:
3am EDT Aug 6, 2026-6pm EDT Aug 12, 2026
 
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