Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Hazardous Weather Conditions

Current conditions at

Bristol / Johnson / Kingsport, Tri-City Regional Airport (KTRI)

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

76°F

24°C

Humidity 47%
Wind Speed Calm
Barometer 30.13 in (1018.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 24 Jun 1:53 pm EDT
Extended Forecast for

Mountain Home TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Northwest wind around 5 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Calm wind.

    Low: 59 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 70. South wind around 5 mph.  Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 86. West wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    High: 86 °F

    Chance
    Showers then
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 69. Chance of precipitation is 80%.

    Low: 69 °F

    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely then
    T-storms
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Northwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 59. Calm wind.
Thursday
Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 66. Calm wind.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 30%.
Saturday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 86. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 69. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Sunday Night
Thunderstorms likely before 8pm. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Monday
Sunny and hot, with a high near 93.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home TN
 36.3°N 82.37°W (Elev. 1900 ft)
2:26 pm EDT Jun 24, 2026
2pm EDT Jun 24, 2026-6pm EDT Jun 30, 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