Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Partly Cloudy

91°F

33°C

Humidity 31%
Wind Speed Vrbl 3 mph
Barometer 30.17 in (1019.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 18 May 3:53 pm EDT
Extended Forecast for

Johnson City TN

  • Tonight

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

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely.  Mostly cloudy, with a low around 63. Calm wind.  Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 83. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 100%.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 61. Calm wind becoming east around 5 mph in the evening.  Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 8am.  Partly sunny, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Southeast wind around 5 mph.
Tuesday
Sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 100%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 61. Calm wind becoming east around 5 mph in the evening. Chance of precipitation is 80%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 81. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Saturday
Showers likely, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 90%.
Saturday Night
Showers and thunderstorms. Low around 63. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 90%.
Sunday Night
Showers and thunderstorms. Low around 63. Chance of precipitation is 80%.
Memorial Day
Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnson City TN
 36.34°N 82.37°W (Elev. 1601 ft)
2:26 pm EDT May 18, 2026
4pm EDT May 18, 2026-6pm EDT May 25, 2026
 
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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