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

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

28°C

82°F

Humidity 63%
Wind Speed SW 11 km/h
Barometer 1012.6 mb (29.94 in)
Dewpoint 20°C (68°F)
Visibility 16 km
Heat Index29°C (85°F)
Last update 16 May 1:53 pm EDT
Extended Forecast for

Simpsonville SC

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 31. West southwest wind around 16 km/h.

    High: 31 °C

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. Southwest wind 14 to 16 km/h.

    Low: 22 °C

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 30. West southwest wind 16 to 21 km/h increasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 50 km/h.

    High: 30 °C

    Slight Chance
    T-storms then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. West southwest wind 11 to 18 km/h, with gusts as high as 34 km/h.

    Low: 18 °C

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29. West southwest wind 10 to 14 km/h.

    High: 29 °C

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18.

    Low: 18 °C

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 29.

    High: 29 °C

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 18.

    Low: 18 °C

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °C

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 31. West southwest wind around 16 km/h.
Tonight
Mostly cloudy, with a low around 22. Southwest wind 14 to 16 km/h.
Saturday
A 20 percent chance of showers and thunderstorms before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 30. West southwest wind 16 to 21 km/h increasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 50 km/h.
Saturday Night
Partly cloudy, with a low around 18. West southwest wind 11 to 18 km/h, with gusts as high as 34 km/h.
Sunday
Partly sunny, with a high near 29. West southwest wind 10 to 14 km/h.
Sunday Night
Partly cloudy, with a low around 18.
Monday
A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 29.
Monday Night
A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
A 40 percent chance of showers after 7pm. Mostly cloudy, with a low around 19.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 27.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Thursday
Mostly sunny, with a high near 22.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville SC
 34.71°N 82.25°W (Elev. 860 m)
Last Update:
2:46 pm EDT May 16, 2025
Forecast Valid:
2pm EDT May 16, 2025-6pm EDT May 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation