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

Slater SC

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 68. Calm wind.  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: A 20 percent chance of showers and thunderstorms after 3pm.  Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Light northwest wind.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. North wind around 6 mph becoming calm  after midnight.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind.
Saturday Night
Mostly clear, with a low around 65. Calm wind.
Sunday
Sunny, with a high near 87. Light northwest wind.
Sunday Night
Mostly clear, with a low around 62. North wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Slater SC
 35.09°N 82.54°W (Elev. 1286 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

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Hourly Weather Forecast

National Digital Forecast Database