Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

70°F

21°C

Humidity 83%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 20 Jun 9:15 am EDT
Extended Forecast for

4 Miles ESE Knoxville TN

  • Today

    Today: Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Partly cloudy, with a low around 72. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm.  High near 84. Southwest wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%.

    High: 84 °F

    Showers then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 68. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    Low: 68 °F

    T-storms then
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 8am.  Partly sunny, with a high near 84. West wind around 5 mph.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 86. Calm wind.
Tonight
Mostly clear, with a low around 64. Calm wind.
Sunday
Sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Partly cloudy, with a low around 72. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Monday
Showers and possibly a thunderstorm. High near 84. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 68. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 84. West wind around 5 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.
Wednesday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Mostly clear, with a low around 65. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Knoxville TN
 35.96°N 83.89°W (Elev. 883 ft)
7:06 am EDT Jun 20, 2026
9am EDT Jun 20, 2026-6pm EDT Jun 26, 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