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 >

Current conditions at

Jacksboro Campbell County Airport (KJAU)

Lat: 36.33°NLon: 84.16°WElev: 1180ft.

Fog/Mist

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 72°F (22°C)
Visibility 3.00 mi
Last update 2 Jul 7:10 am EDT
Extended Forecast for

2 Miles NNE Maynardville TN

Heat Advisory July 2, 07:43am until July 3, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 2, 07:43am until July 3, 09:00pm

    NOW until 9:00pm Fri

    Heat Advisory

  • Today

    High: 95 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

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

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 95. Heat index values as high as 99. Calm wind.

    High: 95 °F

    Hot

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 72. East wind around 5 mph becoming calm.

    Low: 72 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: Sunny and hot, with a high near 93. Calm wind.

    High: 93 °F

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, sunny and hot, with a high near 95. Heat index values as high as 98. Calm wind becoming northeast around 5 mph.
Tonight
Partly cloudy, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 95. Heat index values as high as 99. Calm wind.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 72. East wind around 5 mph becoming calm.
Independence Day
Sunny and hot, with a high near 93. Calm wind.
Saturday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 72. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.
Monday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Maynardville TN
 36.26°N 83.8°W (Elev. 1601 ft)
7:06 am EDT Jul 2, 2026
7am EDT Jul 2, 2026-6pm EDT Jul 8, 2026
 
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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