Heavy Rainfall and Severe Thunderstorms in the Southern Plains

A slow moving front combined with tropical moisture will maintain the threat of locally considerable flash/urban flooding across much of Texas and Oklahoma through Friday. Isolated severe storms capable of mainly severe wind gusts appear possible over portions of Kansas, Oklahoma, and Texas this afternoon and evening. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Mostly Cloudy

81°F

27°C

Humidity 53%
Wind Speed SW 10 mph
Barometer 30.19 in (1021.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 1 Oct 12:53 pm EDT
Extended Forecast for

Simpsonville SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. South southwest wind around 6 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light south southeast wind.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 1am.  Increasing clouds, with a low around 67. South southwest wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 82. Calm wind becoming east around 6 mph in the afternoon.  Chance of precipitation is 70%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 59. Chance of precipitation is 90%.

    Low: 59 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 2pm, then showers likely.  High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm.  Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers before 2pm.  Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 86. South southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 62. Light south southeast wind.
Friday
Sunny, with a high near 88. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Friday Night
A 30 percent chance of showers, mainly before 1am. Increasing clouds, with a low around 67. South southwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm before 2pm, then showers likely. High near 68. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 74.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville SC
 34.73°N 82.25°W (Elev. 810 ft)
6:34 am EDT Oct 1, 2026
1pm EDT Oct 1, 2026-6pm EDT Oct 7, 2026
 
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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