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

Hazardous Weather Conditions

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Heavy Rain Fog/Mist

55°F

13°C

Humidity 96%
Wind Speed N 3 mph
Barometer 29.82 in (1008.3 mb)
Dewpoint 54°F (12°C)
Visibility 1.50 mi
Last update 19 Feb 9:53 am EST
Extended Forecast for

Mountain Home TN

  • Today

    Today: Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 58. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers between 7am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 65. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 57. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 57 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 35. Calm wind becoming northwest around 5 mph after midnight.

    Low: 35 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of rain and snow showers before 1pm, then a chance of snow showers. Mostly cloudy, with a high near 40. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 40 °F

    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers. Mostly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Chance Snow
    Showers and
    Blustery

  • Monday

    Monday: A 20 percent chance of snow showers. Mostly cloudy, with a high near 33. Breezy.

    High: 33 °F

    Slight Chance
    Snow Showers
    and Breezy

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 58. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers between 7am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 65. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 57. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 35. Calm wind becoming northwest around 5 mph after midnight.
Sunday
A chance of rain and snow showers before 1pm, then a chance of snow showers. Mostly cloudy, with a high near 40. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 24. Blustery.
Monday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 33. Breezy.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Mostly cloudy, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home TN
 36.3°N 82.37°W (Elev. 1900 ft)
Last Update:
6:06 am EST Feb 19, 2026
Forecast Valid:
10am EST Feb 19, 2026-6pm EST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation