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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Clemson, Clemson-Oconee County Airport (KCEU)

Lat: 34.67°NLon: 82.88°WElev: 892ft.

Partly Cloudy

84°F

29°C

Humidity 77%
Wind Speed NE 5 mph
Barometer 30.15 in (1019.9 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 16 Aug 11:54 am EDT
Extended Forecast for

3 Miles SW Lake Keowee SC

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 92. Calm wind.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 70. Calm wind.
Sunday
Sunny, with a high near 92. Calm wind.
Sunday Night
Mostly clear, with a low around 72. Calm wind.
Monday
Sunny, with a high near 93. Calm wind.
Monday Night
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72.
Tuesday
A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 70.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lake Keowee SC
 34.81°N 82.93°W (Elev. 850 ft)
Last Update:
12:49 pm EDT Aug 16, 2025
Forecast Valid:
12pm EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
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