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.

Fair

74°F

23°C

Humidity 76%
Wind Speed SE 3 mph
Barometer 30.42 in (1027.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 16 Sep 9:53 am EDT
Extended Forecast for

Walnut Hill TN

  • Today

    Today: Sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.

    High: 90 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 88 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 66. North wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. East wind around 5 mph becoming calm.

    High: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.
Tonight
Mostly clear, with a low around 66. Calm wind.
Thursday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Calm wind.
Friday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 66. North wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. East wind around 5 mph becoming calm.
Saturday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 66.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 66.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Hill TN
 36.56°N 82.26°W (Elev. 1598 ft)
Last Update:
7:06 am EDT Sep 16, 2026
Forecast Valid:
10am EDT Sep 16, 2026-6pm EDT Sep 22, 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