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

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.

Overcast

76°F

24°C

Humidity 79%
Wind Speed Calm
Barometer 30.04 in (1016.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 22 Aug 12:53 pm EDT
Extended Forecast for

2 Miles WNW Greenville SC

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 89. Light south wind.

    High: 89 °F

    Chance
    Showers

  • Tonight

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

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. Light and variable wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. North wind 3 to 6 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 89. Light south wind.
Tonight
Mostly clear, with a low around 67. Light and variable wind.
Sunday
Sunny, with a high near 90. Light and variable wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 64. North wind 3 to 6 mph.
Monday
Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
A chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Greenville SC
 34.84°N 82.4°W (Elev. 965 ft)
Last Update:
6:33 am EDT Aug 22, 2026
Forecast Valid:
12pm EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
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