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

Areas of Severe Thunderstorms and Heavy Rain Possible through the Weekend

There will be daily chances for scattered thunderstorms across portions of the Central and Eastern U.S. through the weekend, with severe thunderstorms possible in the northern Plains and Upper Midwest. Potential severe storm hazards may include large hail, damaging winds, and a few tornadoes. Storms could also produce heavy rain that may lead to isolated instances of flash flooding. 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

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 30.16 in (1018.4 mb)
Dewpoint 69°F (21°C)
Visibility 7.00 mi
Last update 28 Jun 1:53 am EDT
Extended Forecast for

Johnson City TN

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Patchy Fog

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 2pm. Patchy fog before 8am. Otherwise, increasing clouds, with a high near 88. Calm wind becoming west around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Slight Chance
    Showers and
    Patchy Fog
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 11pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    T-storms
    Likely then
    Patchy Fog

  • Sunday

    Sunday: A chance of showers, then showers and thunderstorms likely after 11am. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 70%.

    High: 89 °F

    Chance
    Showers and
    Areas Fog
    then T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%.

    Low: 68 °F

    T-storms
    Likely then
    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A slight 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. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 89 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Patchy fog before 8am. High near 83. Chance of precipitation is 90%.

    High: 83 °F

    Showers
    Likely and
    Patchy Fog
    then T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 67. Chance of precipitation is 80%.

    Low: 67 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 66. Calm wind.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Patchy fog before 8am. Otherwise, increasing clouds, with a high near 88. Calm wind becoming west around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 11pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, then showers and thunderstorms likely after 11am. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%.
Monday
A slight 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. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Patchy fog before 8am. High near 83. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 67. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 65.
Independence Day
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnson City TN
 36.32°N 82.37°W (Elev. 1699 ft)
Last Update:
1:37 am EDT Jun 28, 2025
Forecast Valid:
2am EDT Jun 28, 2025-6pm EDT Jul 4, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation