Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Overcast

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.15 in (1018.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 12 Jul 2:53 pm EDT
Extended Forecast for

4 Miles ESE Unicoi TN

Flood Watch July 12, 03:02pm until July 13, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 12, 03:02pm until July 13, 02:00am

    NOW until 2:00am Mon

    Flood Watch

  • This Afternoon

    High: 78 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 4am, then showers likely and possibly a thunderstorm after 5am.  Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    T-storms
    Likely then
    Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm.  Mostly cloudy, with a high near 76. Calm wind becoming southeast around 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 2am, then a chance of showers.  Mostly cloudy, with a low around 63. Southeast wind around 5 mph.  Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Southeast wind around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 84. Calm wind becoming northwest around 5 mph.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 66.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then showers and thunderstorms likely after 5pm. Mostly cloudy, with a high near 78. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 4am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 76. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 63. Southeast wind around 5 mph. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 81. Southeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 84. Calm wind becoming northwest around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 66.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Thursday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 67.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Unicoi TN
 36.18°N 82.28°W (Elev. 2372 ft)
2:26 pm EDT Jul 12, 2026
3pm EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
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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