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

Hazardous Weather Conditions

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

92°F

33°C

Humidity 44%
Wind Speed Calm
Barometer 30.23 in (1021.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 17 Sep 4:53 pm EDT
Extended Forecast for

Erwin TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms before 3pm, then a chance of showers and thunderstorms after 4pm. Sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 11am. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 67. Southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 70. Calm wind.
Friday
A slight chance of showers and thunderstorms before 3pm, then a chance of showers and thunderstorms after 4pm. Sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. Calm wind.
Saturday
A chance of showers, with thunderstorms also possible after 11am. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 67. Southeast wind around 5 mph. Chance of precipitation is 30%.
Sunday
A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph. Chance of precipitation is 50%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 67. Calm wind.
Monday
A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 60%.
Tuesday
Showers and possibly a thunderstorm, mainly after 2pm. High near 82. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms. Low around 63. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Erwin TN
 36.14°N 82.39°W (Elev. 2001 ft)
Last Update:
2:26 pm EDT Sep 17, 2026
Forecast Valid:
5pm EDT Sep 17, 2026-6pm EDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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