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.

Fair

69°F

21°C

Humidity 70%
Wind Speed Calm
Barometer 30.11 in (1017.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 8 Oct 10:53 am EDT
Extended Forecast for

Mountain Home TN

  • Today

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

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Calm wind.

    Low: 54 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 80. Calm wind becoming northeast around 5 mph.

    High: 80 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58. East wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 70. East wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, then showers and possibly a thunderstorm after 11pm. Low around 61. East wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. High near 77. Southeast wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Columbus Day

    Columbus Day: A 50 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 80. Northwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 54. Calm wind.
Friday
Mostly cloudy, with a high near 80. Calm wind becoming northeast around 5 mph.
Friday Night
Mostly cloudy, with a low around 58. East wind around 5 mph.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 70. East wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely, then showers and possibly a thunderstorm after 11pm. Low around 61. East wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. High near 77. Southeast wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Columbus Day
A 50 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 73.
Monday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 59.
Tuesday
A 10 percent chance of showers. Sunny, with a high near 80.
Tuesday Night
A 30 percent chance of showers. Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home TN
 36.3°N 82.35°W (Elev. 1699 ft)
Last Update:
11:06 am EDT Oct 8, 2026
Forecast Valid:
11am EDT Oct 8, 2026-6pm EDT Oct 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation