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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Partly Cloudy

51°F

11°C

Humidity 80%
Wind Speed Calm
Barometer 30.11 in (1017.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 13 May 12:53 am EDT
Extended Forecast for

2 Miles NNW Johnson City TN

  • Overnight

    Overnight: Mostly clear, with a low around 52. South wind around 10 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 75. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 46. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 66. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Northwest wind 5 to 10 mph becoming light in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 52. South wind around 10 mph.
Wednesday
A chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 75. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 46. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 66. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 42. Northwest wind 5 to 10 mph becoming light in the evening.
Friday
Sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 54. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Sunday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 91.
Monday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 64.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Johnson City TN
 36.37°N 82.39°W (Elev. 1827 ft)
Last Update:
7:06 pm EDT May 12, 2026
Forecast Valid:
1am EDT May 13, 2026-6pm EDT May 19, 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