Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Clemson, Clemson-Oconee County Airport (KCEU)

Lat: 34.67°NLon: 82.88°WElev: 892ft.

A Few Clouds

74°F

23°C

Humidity 91%
Wind Speed E 3 mph
Barometer 30.00 in (1014.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 19 Aug 7:54 am EDT
Extended Forecast for

4 Miles SW Clemson-Oconee County Airport SC

  • Today

    Today: Sunny, with a high near 94. Calm wind becoming east northeast around 5 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 96. Heat index values as high as 103. Light west wind.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 72. Light west northwest wind.  Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Mostly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 92 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 94. Calm wind becoming east northeast around 5 mph.
Tonight
Mostly clear, with a low around 73. Calm wind.
Thursday
Mostly sunny and hot, with a high near 96. Heat index values as high as 103. Light west wind.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Light west northwest wind. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Clemson-Oconee County Airport SC
 34.63°N 82.92°W (Elev. 899 ft)
6:53 am EDT Aug 19, 2026
8am EDT Aug 19, 2026-6pm EDT Aug 25, 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