Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

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

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

81°F

27°C

Humidity 42%
Wind Speed Calm
Barometer 30.11 in (1017.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 25 Aug 2:53 pm EDT
Extended Forecast for

3 Miles SW Colonial Heights TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. Calm wind.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind becoming southeast around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. South wind around 5 mph becoming calm.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 84. Calm wind becoming northwest around 5 mph.  Chance of precipitation is 60%.

    High: 84 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers.  Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 85. Calm wind.
Tonight
Mostly clear, with a low around 58. Calm wind becoming southeast around 5 mph.
Wednesday
Mostly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 66. South wind around 5 mph becoming calm.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.
Friday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming northwest around 5 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 66.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Colonial Heights TN
 36.45°N 82.55°W (Elev. 1699 ft)
2:26 pm EDT Aug 25, 2026
3pm EDT Aug 25, 2026-6pm EDT Aug 31, 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