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.

Fair

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in (1018.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 7 Oct 1:53 am EDT
Extended Forecast for

Glassy Mountain SC

  • Overnight

    Overnight: Mostly clear, with a low around 54. Light north northeast wind.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. Calm wind becoming west northwest around 5 mph after midnight.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Northwest wind around 6 mph becoming calm in the morning.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. Calm wind becoming west northwest around 5 mph after midnight.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers after 10am. Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 61. Breezy. Chance of precipitation is 90%.

    Low: 61 °F

    Heavy Rain
    and Breezy

Detailed Forecast

Overnight
Mostly clear, with a low around 54. Light north northeast wind.
Wednesday
Sunny, with a high near 77. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 58. Calm wind becoming west northwest around 5 mph after midnight.
Thursday
Sunny, with a high near 84. Northwest wind around 6 mph becoming calm in the morning.
Thursday Night
Partly cloudy, with a low around 60. Calm wind becoming west northwest around 5 mph after midnight.
Friday
Partly sunny, with a high near 78.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
A 40 percent chance of showers after 10am. Mostly cloudy, with a high near 71.
Saturday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 61. Breezy. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 71. Breezy. Chance of precipitation is 90%.
Sunday Night
Showers. Low around 61. Chance of precipitation is 80%.
Columbus Day
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Glassy Mountain SC
 35.12°N 82.32°W (Elev. 1299 ft)
Last Update:
2:23 am EDT Oct 7, 2026
Forecast Valid:
2am EDT Oct 7, 2026-6pm EDT Oct 13, 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