Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Partly Cloudy

87°F

31°C

Humidity 61%
Wind Speed NA
Barometer 29.98 in (1013.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 21 Aug 5:53 pm EDT
Extended Forecast for

2 Miles ENE Gantt SC

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 68. South southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Light and variable wind.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny through mid morning, then becoming sunny, with a high near 90. West northwest wind 3 to 6 mph.

    High: 90 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. North wind 3 to 7 mph.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 68. South southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 90. Light and variable wind.
Saturday Night
Mostly clear, with a low around 67. Light and variable wind.
Sunday
Partly sunny through mid morning, then becoming sunny, with a high near 90. West northwest wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 65. North wind 3 to 7 mph.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Gantt SC
 34.79°N 82.38°W (Elev. 899 ft)
5:44 pm EDT Aug 21, 2026
6pm EDT Aug 21, 2026-6pm EDT Aug 28, 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