Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fog

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 61°F (16°C)
Visibility 0.50 mi
Last update 24 Jun 2:55 am EDT
Extended Forecast for

3 Miles ENE Heiskell TN

  • Overnight

    Overnight: Patchy fog.  Otherwise, partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 2pm.  Mostly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

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

    Low: 70 °F

    T-storms
    Likely

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 58. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind.
Wednesday Night
Partly cloudy, with a low around 62. Calm wind.
Thursday
Mostly sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 67. Calm wind.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Light southwest wind increasing to 5 to 10 mph in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71. Southwest wind around 5 mph.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny and hot, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Heiskell TN
 36.14°N 83.98°W (Elev. 942 ft)
2:26 am EDT Jun 24, 2026
3am EDT Jun 24, 2026-6pm EDT Jun 30, 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