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

Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Clemson, Clemson-Oconee County Airport (KCEU)

Lat: 34.67°NLon: 82.88°WElev: 892ft.

Fair

93°F

34°C

Humidity 54%
Wind Speed Vrbl 3 mph
Barometer 30.05 in (1016.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 16 Aug 3:54 pm EDT
Extended Forecast for

3 Miles ENE West Union SC

Heat Advisory August 17, 12:00pm until August 17, 08:00pm
Heat Advisory August 16, 04:27pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
...
  •  
    Heat Advisory August 16, 04:27pm until August 16, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. West wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. Heat index values as high as 103. Calm wind.

    High: 95 °F

    Hot

  • Tuesday Night

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

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Calm wind.
Monday
Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 74. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 95. Heat index values as high as 103. Calm wind.
Tuesday Night
Mostly clear, with a low around 72. Calm wind.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Mostly sunny and hot, with a high near 96.
Thursday Night
Partly cloudy, with a low around 71.
Friday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE West Union SC
 34.79°N 82.99°W (Elev. 909 ft)
Last Update:
2:23 pm EDT Aug 16, 2026
Forecast Valid:
4pm EDT Aug 16, 2026-6pm EDT Aug 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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