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

Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Fog/Mist

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in (1015.2 mb)
Dewpoint 66°F (19°C)
Visibility 6.00 mi
Last update 25 May 3:53 am EDT
Extended Forecast for

Mountain Home TN

  • Overnight

    Overnight: A 30 percent chance of showers. Cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Chance
    Showers

  • Memorial Day

    Memorial Day: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 80. Calm wind becoming west around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    T-storms then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 5am, then a chance of showers. Low around 64. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Calm wind. Chance of precipitation is 80%.

    High: 82 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 11pm, then a chance of showers. Low around 64. Calm wind. Chance of precipitation is 80%.

    Low: 64 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 82 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 63. Calm wind. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers. Cloudy, with a low around 64. Calm wind.
Memorial Day
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 80. Calm wind becoming west around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm before 5am, then a chance of showers. Low around 64. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Calm wind. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms before 11pm, then a chance of showers. Low around 64. Calm wind. Chance of precipitation is 80%.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 63. Calm wind. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home TN
 36.32°N 82.34°W (Elev. 1696 ft)
Last Update:
2:26 am EDT May 25, 2026
Forecast Valid:
4am EDT May 25, 2026-6pm EDT May 31, 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