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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Overcast

74°F

23°C

Humidity 88%
Wind Speed Calm
Barometer 29.78 in (1006.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 2 Aug 2:53 am EDT
Extended Forecast for

Walnut Hill TN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Low around 68. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers then
    Mostly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 82 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.

    High: 84 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 5 mph.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Low around 68. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%.
Tuesday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walnut Hill TN
 36.56°N 82.26°W (Elev. 1598 ft)
Last Update:
2:26 am EDT Aug 2, 2026
Forecast Valid:
3am EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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