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

Critical Fire Weather in the Southern Plains; Severe Storms in the Ohio Valley

Strong winds and low humidity will create elevated to critical fire weather conditions across the Southern Plains on Thursday. Strong to severe thunderstorms are forecast in the Ohio Valley late Thursday into Friday morning, with the strongest storms capable of producing very large hail, damaging winds, and a few tornadoes. Read More >

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Overcast

54°F

12°C

Humidity 62%
Wind Speed Calm
Barometer 30.14 in (1019.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 25 Mar 11:53 pm EDT
Extended Forecast for

Mountain Home TN

  • Overnight

    Overnight: Partly cloudy, with a low around 49. South wind around 5 mph becoming calm.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Southwest wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Showers likely after 2pm. Partly sunny, with a high near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 75 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 55. North wind around 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. North wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. South wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 59. Southwest wind around 5 mph.
Friday
Showers likely after 2pm. Partly sunny, with a high near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 55. North wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 32. North wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 76.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 54.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home TN
 36.32°N 82.34°W (Elev. 1696 ft)
Last Update:
7:06 pm EDT Mar 25, 2026
Forecast Valid:
12am EDT Mar 26, 2026-6pm EDT Apr 1, 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