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

Hazardous Weather Conditions

Current conditions at

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fair

32°F

0°C

Humidity 43%
Wind Speed N 12 G 23 mph
Barometer 30.06 in (1018.2 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 22 Feb 9:53 pm EST
Extended Forecast for

Duncan SC

  • Tonight

    Tonight: Mostly clear, with a low around 26. Northwest wind around 14 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 42. North northwest wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 23. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southwest wind 8 to 14 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain, mainly after 7am. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 26. Northwest wind around 14 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 42. North northwest wind 14 to 18 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 23. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 51. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 38. Southwest wind 8 to 14 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
Rain, mainly after 7am. High near 63. Chance of precipitation is 80%.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Friday
A 30 percent chance of rain before 8am. Mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Duncan SC
 34.93°N 82.14°W (Elev. 781 ft)
Last Update:
9:44 pm EST Feb 22, 2026
Forecast Valid:
10pm EST Feb 22, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation