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.

Thunderstorm in Vicinity

78°F

26°C

Humidity 67%
Wind Speed SW 15 G 22 mph
Barometer 30.17 in (1020.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 5 Aug 8:53 pm EDT
Extended Forecast for

4 Miles E Slater-Marietta SC

  • Tonight

    Tonight: A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 4pm and 5pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Patchy Fog
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 85. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 68. Light and variable wind. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 5pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Mostly Sunny
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely, mainly between 4pm and 5pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 60%. 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. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 85. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 68. Light and variable wind. Chance of precipitation is 30%.
Saturday
Showers and thunderstorms likely, mainly after 5pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Slater-Marietta SC
 35.04°N 82.43°W (Elev. 1099 ft)
Last Update:
6:54 pm EDT Aug 5, 2026
Forecast Valid:
9pm EDT Aug 5, 2026-6pm EDT Aug 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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