Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Clemson, Clemson-Oconee County Airport (KCEU)

Lat: 34.67°NLon: 82.88°WElev: 892ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed N 3 mph
Barometer 29.86 in (1009.9 mb)
Dewpoint 75°F (24°C)
Visibility 8.00 mi
Heat Index78°F (26°C)
Last update 28 Jul 1:54 am EDT
Extended Forecast for

Mountain Rest SC

  • Overnight

    Overnight: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. West wind 5 to 7 mph becoming calm  after midnight. Winds could gust as high as 23 mph.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62. Northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Friday Night

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

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 69. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 69. West wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 23 mph.
Wednesday
Sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 62. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 66.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Rest SC
 34.85°N 83.15°W (Elev. 1654 ft)
6:39 pm EDT Jul 27, 2026
2am EDT Jul 28, 2026-6pm EDT Aug 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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