Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Jacksboro Campbell County Airport (KJAU)

Lat: 36.33°NLon: 84.16°WElev: 1180ft.

Fair

86°F

30°C

Humidity 70%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 1 Jul 10:35 am EDT
Extended Forecast for

2 Miles SW Pioneer TN

Heat Advisory July 1, 11:00am until July 3, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 1, 11:00am until July 3, 09:00pm

    NOW until 9:00pm Fri

    Heat Advisory

  • Today

    High: 91 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 92. Heat index values as high as 96. Calm wind becoming northeast around 5 mph.

    High: 92 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Decreasing
    Clouds

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 92. Calm wind.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday 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 then
    Chance
    Showers

  • Independence Day

    Independence Day: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 90. Calm wind.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly between 8pm and 2am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 91. Heat index values as high as 95. Calm wind.
Tonight
Mostly clear, with a low around 74. Calm wind.
Thursday
Mostly sunny and hot, with a high near 92. Heat index values as high as 96. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92. Calm wind.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. 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 90. Calm wind.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 72.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 86. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Pioneer TN
 36.43°N 84.31°W (Elev. 1598 ft)
7:06 am EDT Jul 1, 2026
11am EDT Jul 1, 2026-6pm EDT Jul 7, 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