Severe Storms and Flooding Threat in the Central Plains; Heat Continues in the South and West

Severe thunderstorms may produce damaging winds, large hail, and numerous instances of flash/urban flooding over parts of the central Plains and lower Missouri Valley. Hazardous heat will continue in the South, Desert Southwest and the California Central Valley this weekend. Isolated dry thunderstorms may increase the risk of fire starts and spread across the Four Corners region and vicinity. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 13 Jun 4:55 am EDT
Extended Forecast for

3 Miles SW Knoxville TN

  • Today

    Today: Mostly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.

    High: 90 °F

    Hot

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am.  Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm.  High near 86. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am.  Partly cloudy during the early evening, then becoming cloudy, with a low around 64. Southwest wind around 5 mph becoming northwest after midnight.  Chance of precipitation is 60%.

    Low: 64 °F

    T-storms
    Likely then
    Showers
    Likely

  • Monday

    Monday: Partly sunny, with a high near 80. North wind around 5 mph becoming calm.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 72. Calm wind.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 86. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am. Partly cloudy during the early evening, then becoming cloudy, with a low around 64. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 80. North wind around 5 mph becoming calm.
Monday Night
Mostly cloudy, with a low around 60. Calm wind.
Tuesday
Mostly sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 69.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Breezy. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 70. Chance of precipitation is 70%.
Juneteenth
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Knoxville TN
 35.94°N 83.97°W (Elev. 902 ft)
2:26 am EDT Jun 13, 2026
5am EDT Jun 13, 2026-6pm EDT Jun 19, 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