National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

73°F

23°C

Humidity 74%
Wind Speed Calm
Barometer 30.11 in (1017.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 4 Oct 3:53 pm EDT
Extended Forecast for

Mountain Home TN

  • Tonight

    Tonight: A slight chance of showers between 9pm and midnight. Patchy fog after 10pm. Otherwise, cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Calm wind becoming southeast around 5 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers between 9pm and midnight. Patchy fog after 10pm. Otherwise, cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.
Monday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 78. Calm wind.
Tuesday Night
Mostly clear, with a low around 51. Calm wind becoming southeast around 5 mph.
Wednesday
Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 53. Calm wind.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 78.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
Showers likely. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home TN
 36.3°N 82.35°W (Elev. 1699 ft)
Last Update:
2:26 pm EDT Oct 4, 2026
Forecast Valid:
4pm EDT Oct 4, 2026-6pm EDT Oct 11, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation