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Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

64°F

18°C

Humidity 96%
Wind Speed Calm
Barometer 30.01 in (1015.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 28 Sep 1:53 am EDT
Extended Forecast for

Simpsonville SC

  • Overnight

    Overnight: Mostly clear, with a low around 63. Light north wind.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Northeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly cloudy, with a high near 73. Northeast wind around 14 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. Northeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog between noon and 2pm. Otherwise, mostly cloudy, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 63. Light north wind.
Sunday
Mostly sunny, with a high near 81. Northeast wind 6 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 65. Northeast wind around 10 mph, with gusts as high as 20 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly cloudy, with a high near 73. Northeast wind around 14 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. Northeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog between noon and 2pm. Otherwise, mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville SC
 34.73°N 82.25°W (Elev. 810 ft)
Last Update:
1:18 am EDT Sep 28, 2025
Forecast Valid:
2am EDT Sep 28, 2025-6pm EDT Oct 4, 2025
 
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