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.

A Few Clouds

60°F

16°C

Humidity 78%
Wind Speed SE 5 mph
Barometer 30.22 in (1021.1 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 3 Apr 3:53 am EDT
Extended Forecast for

Mountain Home TN

  • Today

    Today: A 10 percent chance of showers after 5pm. Partly sunny, with a high near 81. Southwest wind around 5 mph.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 60. Calm wind becoming south around 5 mph.

    Low: 60 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A slight chance of rain, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 81. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 2am, then showers between 2am and 5am, then showers and possibly a thunderstorm after 5am. Low around 56. South wind 5 to 10 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Showers
    Likely then
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 65. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 40. Northwest wind 5 to 10 mph.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 62. Northwest wind 5 to 10 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
A 10 percent chance of showers after 5pm. Partly sunny, with a high near 81. Southwest wind around 5 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 60. Calm wind becoming south around 5 mph.
Saturday
A slight chance of rain, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 81. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 2am, then showers between 2am and 5am, then showers and possibly a thunderstorm after 5am. Low around 56. South wind 5 to 10 mph. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 65. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 40. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 62. Northwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 72.
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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:
2:26 am EDT Apr 3, 2026
Forecast Valid:
4am EDT Apr 3, 2026-6pm EDT Apr 9, 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