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

70°F

21°C

Humidity 93%
Wind Speed SE 5 mph
Barometer 30.04 in (1016.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 21 Aug 9:53 pm EDT
Extended Forecast for

2 Miles SSE Greenville SC

  • Tonight

    Tonight: Scattered showers and thunderstorms before 11pm, then isolated showers between 11pm and midnight.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 69. Light and variable wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Scattered
    Showers then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Light and variable wind.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny through mid morning, then becoming sunny, with a high near 90. North 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 89.

    High: 89 °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 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms before 11pm, then isolated showers between 11pm and midnight. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 90. Light and variable wind.
Saturday Night
Mostly clear, with a low around 68. Light and variable wind.
Sunday
Partly sunny through mid morning, then becoming sunny, with a high near 90. North 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 89.
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 68.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Greenville SC
 34.81°N 82.35°W (Elev. 928 ft)
8:03 pm EDT Aug 21, 2026
10pm 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