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

Showers and Storms in the East; Dangerously Hot and Dry in the West

A frontal boundary will bring scattered showers and storms to portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Intermountain West and expand into the Central U.S. by early next week. Elevated wildfire conditions will develop across portions of the Northern/Central Plains and air quality issues will persist in the Northwest. Read More >

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

81°F

27°C

Humidity 69%
Wind Speed S 8 mph
Barometer 30.12 in (1017.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 5 Aug 5:53 pm EDT
Extended Forecast for

Johnson City TN

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely then
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Areas of fog before 9am. Otherwise, increasing clouds, with a high near 86. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Areas Fog
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 86 °F

    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday 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 67. Calm wind. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers, then showers and thunderstorms likely after 11am. 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
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 8am. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Areas of fog before 9am. Otherwise, increasing clouds, with a high near 86. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%.
Friday 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 67. Calm wind. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after 8am. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnson City TN
 36.32°N 82.37°W (Elev. 1699 ft)
Last Update:
2:26 pm EDT Aug 5, 2026
Forecast Valid:
6pm EDT Aug 5, 2026-6pm EDT Aug 12, 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