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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Cleveland Regional Jetport (KRZR)

Lat: 35.21°NLon: 84.8°WElev: 860ft.

A Few Clouds

93°F

34°C

Humidity 47%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 29 Jun 5:15 pm EDT
Extended Forecast for

Copperhill TN

Heat Advisory June 30, 11:00am until July 2, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 72. Northwest wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 100. Calm wind.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Northwest wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.
Tuesday Night
Partly cloudy, with a low around 72. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 100. Calm wind.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 72. Calm wind. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 71. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Independence Day
A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
Showers and thunderstorms likely. Mostly sunny and hot, with a high near 91. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 88. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Copperhill TN
 35°N 84.37°W (Elev. 1588 ft)
Last Update:
2:26 pm EDT Jun 29, 2026
Forecast Valid:
5pm EDT Jun 29, 2026-6pm EDT Jul 6, 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