Dangerous Fire Conditions in the Southern High Plains; Severe Weather in the Central Plains and Upper Midwest; Late-Season Mountain Snow

Dry and windy conditions will produce dangerous fire weather conditions across the southern High Plains into the Southwest. Severe storms, including very large hail, strong tornadoes, and winds, are expected in the central Plains into the Upper Midwest. Heavy late-season snow and record cold temperatures are expected in the northern to central Rockies. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

A Few Clouds

82°F

28°C

Humidity 37%
Wind Speed Vrbl 3 mph
Barometer 30.21 in (1020.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 May 12:53 pm EDT
Extended Forecast for

Mountain Home TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 63. Calm wind becoming south around 5 mph.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Southeast wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.

    High: 91 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64. South wind around 5 mph becoming calm.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 70%.

    High: 86 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers.  Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after 8am.  High near 81. Chance of precipitation is 80%.

    High: 81 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 89. Calm wind.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 63. Calm wind becoming south around 5 mph.
Monday
Sunny and hot, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. Southeast wind around 5 mph.
Tuesday
Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 64. South wind around 5 mph becoming calm.
Wednesday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 81. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 61. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home TN
 36.32°N 82.37°W (Elev. 1699 ft)
1:06 pm EDT May 17, 2026
1pm EDT May 17, 2026-6pm EDT May 23, 2026
 
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Additional Resources

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