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

Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Hazardous Weather Conditions

Current conditions at

Jacksboro Campbell County Airport (KJAU)

Lat: 36.33°NLon: 84.16°WElev: 1180ft.

A Few Clouds

93°F

34°C

Humidity 50%
Wind Speed Vrbl 5 mph
Barometer 30.12 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 2 Jul 3:10 pm EDT
Extended Forecast for

3 Miles ESE Duff TN

Heat Advisory July 2, 03:30pm until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 2, 03:30pm until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 4pm. Increasing clouds and hot, with a high near 96. Heat index values as high as 103. Calm wind.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms, mainly between midnight and 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Independence Day

    Independence Day: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Calm wind.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 95. Heat index values as high as 100. Northeast wind around 5 mph.
Tonight
Partly cloudy, with a low around 73. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms after 4pm. Increasing clouds and hot, with a high near 96. Heat index values as high as 103. Calm wind.
Friday Night
A 20 percent chance of showers and thunderstorms, mainly between midnight and 1am. Partly cloudy, with a low around 72. Calm wind.
Independence Day
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 72. Calm wind.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Calm wind.
Sunday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Duff TN
 36.41°N 83.95°W (Elev. 1299 ft)
Last Update:
2:26 pm EDT Jul 2, 2026
Forecast Valid:
3pm EDT Jul 2, 2026-6pm EDT Jul 8, 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