Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Partly Cloudy

88°F

31°C

Humidity 46%
Wind Speed W 6 mph
Barometer 29.97 in (1012.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 27 Aug 4:53 pm EDT
Extended Forecast for

Blountville TN

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 1am and 2am.  Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 65. West wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm.  Patchy fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind becoming north around 5 mph.  Chance of precipitation is 20%.

    High: 85 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 87. Northeast wind around 5 mph becoming calm.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly between 1am and 2am. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 65. West wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 64. Calm wind.
Saturday
Sunny, with a high near 87. Northeast wind around 5 mph becoming calm.
Saturday Night
Mostly clear, with a low around 65. Calm wind.
Sunday
Sunny, with a high near 88. Calm wind.
Sunday Night
Mostly clear, with a low around 65. Calm wind.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Sunny and hot, with a high near 90.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 91.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 69.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Blountville TN
 36.54°N 82.32°W (Elev. 1601 ft)
2:26 pm EDT Aug 27, 2026
4pm EDT Aug 27, 2026-6pm EDT Sep 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database