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

Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

68°F

20°C

Humidity 96%
Wind Speed NW 3 mph
Barometer 30.03 in (1014.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 12 Aug 1:53 am EDT
Extended Forecast for

4 Miles SSE Mount Carmel TN

  • Overnight

    Overnight: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 87. Heat index values as high as 95. West wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers after 3am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Heat index values as high as 99. Light southwest wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 50%.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 88. West wind around 5 mph. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.

    Low: 70 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 87. Heat index values as high as 95. West wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers after 3am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Heat index values as high as 99. Light southwest wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 88. West wind around 5 mph. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90.
Sunday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Mount Carmel TN
 36.52°N 82.63°W (Elev. 1299 ft)
Last Update:
1:06 am EDT Aug 12, 2026
Forecast Valid:
2am EDT Aug 12, 2026-6pm EDT Aug 18, 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