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

75°F

24°C

Humidity 55%
Wind Speed NE 5 mph
Barometer 29.92 in (1012.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Jun 10:53 pm EDT
Extended Forecast for

Startex SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. Light north wind.

    Low: 64 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 79. Light and variable wind becoming south southwest around 6 mph in the afternoon.

    High: 79 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly between 3am and 5am. Mostly cloudy, with a low around 63. Southwest wind 6 to 8 mph.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71. Southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

    Low: 70 °F

    T-storms
    Likely then
    Showers
    Likely

  • Juneteenth

    Juneteenth: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 64. Light north wind.
Tuesday
Mostly cloudy, with a high near 79. Light and variable wind becoming south southwest around 6 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers, mainly between 3am and 5am. Mostly cloudy, with a low around 63. Southwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 86. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 71. Southwest wind around 11 mph, with gusts as high as 22 mph.
Thursday
A slight chance of showers, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.
Juneteenth
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 64. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 67.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Startex SC
 34.93°N 82.12°W (Elev. 856 ft)
Last Update:
6:54 pm EDT Jun 15, 2026
Forecast Valid:
11pm EDT Jun 15, 2026-6pm EDT Jun 22, 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