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 10:50 am EDT
Extended Forecast for

4 Miles W Lake City TN

Heat Advisory July 1, 11:21am until July 3, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 1, 11:21am until July 3, 09:00pm

    NOW until 9:00pm Fri

    Heat Advisory

  • Today

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Calm wind becoming northeast around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind becoming northwest around 5 mph.

    Low: 74 °F

    Decreasing
    Clouds

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 88. Calm wind becoming east around 5 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 72. North wind around 5 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Independence Day

    Independence Day: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    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.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind.
Tonight
Mostly clear, with a low around 73. Calm wind.
Thursday
Mostly sunny, with a high near 88. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind becoming northwest around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Calm wind becoming east around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 72. North wind around 5 mph.
Independence Day
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 72.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 83.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Monday
Showers and thunderstorms. High near 81. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms. Low around 70. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 79. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Lake City TN
 36.22°N 84.22°W (Elev. 2671 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