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

Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. 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

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.16 in (1018.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 30 Jun 12:53 am EDT
Extended Forecast for

2 Miles E Fall Branch TN

Heat Advisory June 30, 11:00am until July 2, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 91. Heat index values as high as 96. Southeast wind around 5 mph becoming calm.

    High: 91 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind.

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 70. Northeast wind around 5 mph becoming calm.

    Low: 70 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 69. Calm wind.
Tuesday
Mostly sunny and hot, with a high near 91. Heat index values as high as 96. Southeast wind around 5 mph becoming calm.
Tuesday Night
Mostly clear, with a low around 70. Calm wind.
Wednesday
Sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind.
Wednesday Night
Mostly clear, with a low around 71. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 70. Northeast wind around 5 mph becoming calm.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 70.
Independence Day
A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 88. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Fall Branch TN
 36.43°N 82.58°W (Elev. 1713 ft)
Last Update:
1:06 am EDT Jun 30, 2026
Forecast Valid:
1am EDT Jun 30, 2026-6pm EDT Jul 6, 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