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

Clemson, Clemson-Oconee County Airport (KCEU)

Lat: 34.67°NLon: 82.88°WElev: 892ft.

Fair

84°F

29°C

Humidity 43%
Wind Speed Vrbl 3 mph
Barometer 30.20 in (1021.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 19 May 3:54 pm EDT
Extended Forecast for

3 Miles S Lake Keowee SC

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 91. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 66. Calm wind becoming northeast 5 to 7 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 90%.

    Low: 65 °F

    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 67. Calm wind.
Wednesday
Sunny, with a high near 91. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 68. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 66. Calm wind becoming northeast 5 to 7 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 90%.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Lake Keowee SC
 34.8°N 82.9°W (Elev. 853 ft)
Last Update:
3:59 pm EDT May 19, 2026
Forecast Valid:
4pm EDT May 19, 2026-6pm EDT May 26, 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