Extreme Fire Weather Concerns for the Western U.S.; Severe Weather and Flooding Threats for the Central U.S.

Extremely critical fire weather conditions are expected to develop across the Great Basin and Southwest today, and exceptionally dry and windy conditions will promote rapid wildfire spread through the weekend. Scattered severe thunderstorms and heavy rain are possible across parts of the Ozark Plateau into lower Ohio Valley and parts of the northern Rockies into adjacent Great Plains. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

87°F

31°C

Humidity 46%
Wind Speed Vrbl 7 G 20 mph
Barometer 30.12 in (1018.6 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 26 Jun 2:53 pm EDT
Extended Forecast for

Simpsonville SC

  • Tonight

    Tonight: Partly cloudy, with a low around 71. South southwest wind 3 to 8 mph.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 91. West southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. West southwest wind 6 to 10 mph.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 92. West southwest wind 5 to 7 mph.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Mostly clear, with a low around 74. West wind around 5 mph becoming light and variable  in the evening.

    Low: 74 °F

    Chance
    T-storms then
    Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 71. South southwest wind 3 to 8 mph.
Saturday
Mostly sunny, with a high near 91. West southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 73. West southwest wind 6 to 10 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 92. West southwest wind 5 to 7 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 74. West wind around 5 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny and hot, with a high near 95.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville SC
 34.73°N 82.25°W (Elev. 810 ft)
2:24 pm EDT Jun 26, 2026
3pm EDT Jun 26, 2026-6pm EDT Jul 3, 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