Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

Jacksboro Campbell County Airport (KJAU)

Lat: 36.33°NLon: 84.16°WElev: 1180ft.

Fair

86°F

30°C

Humidity 59%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 4 Jul 7:10 pm EDT
Extended Forecast for

3 Miles NE Lake City TN

Heat Advisory July 4, 07:33pm until July 4, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory July 4, 07:33pm until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 71 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly between 2pm and 5pm.  Mostly sunny, with a high near 89. Heat index values as high as 96. Calm wind.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Mostly Sunny
    then T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 9pm.  Partly cloudy, with a low around 70. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    T-storms
    Likely then
    Partly Cloudy

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 88. Calm wind.  Chance of precipitation is 70%.

    High: 88 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Mostly cloudy, with a low around 70. Calm wind.  Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 87. Calm wind.  Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm.  Partly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 71. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms likely, mainly between 2pm and 5pm. Mostly sunny, with a high near 89. Heat index values as high as 96. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely, mainly before 9pm. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 88. Calm wind. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.
Tuesday
A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 87. Calm wind. Chance of precipitation is 50%.
Tuesday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny, with a high near 87. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 86. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Lake City TN
 36.24°N 84.14°W (Elev. 1181 ft)
7:06 pm EDT Jul 4, 2026
7pm EDT Jul 4, 2026-6pm EDT Jul 11, 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