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

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

58°F

14°C

Humidity 81%
Wind Speed Calm
Barometer 29.90 in (1012.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 9 May 3:53 am EDT
Extended Forecast for

Slater-Marietta SC

  • Today

    Today: Partly sunny, with a high near 78. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 78 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Southwest wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers between 11pm and 1am. Partly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 77. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 78. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 54. Southwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
A slight chance of showers between 11pm and 1am. Partly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 20%.
Monday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 77. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slater-Marietta SC
 35.02°N 82.49°W (Elev. 988 ft)
Last Update:
2:23 am EDT May 9, 2026
Forecast Valid:
4am EDT May 9, 2026-6pm EDT May 15, 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