National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

A Few Clouds

29°C

84°F

Humidity 79%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 25°C (77°F)
Visibility 16 km
Heat Index34°C (94°F)
Last update 15 Jul 5:55 pm EDT
Extended Forecast for

Seymour TN

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 22. Calm wind.

    Low: 22 °C

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 34. Heat index values as high as 38. Southwest wind 5 to 10 km/h. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    High: 34 °C

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 23. Southwest wind 5 to 10 km/h.

    Low: 23 °C

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny and hot, with a high near 33. Heat index values as high as 37. Southwest wind 5 to 10 km/h. Chance of precipitation is 60%.

    High: 33 °C

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 23. Southwest wind 5 to 10 km/h. Chance of precipitation is 60%.

    Low: 23 °C

    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny and hot, with a high near 33. Southwest wind 5 to 10 km/h. Chance of precipitation is 70%.

    High: 33 °C

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 60%.

    Low: 23 °C

    Showers
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 33. Chance of precipitation is 60%.

    High: 33 °C

    Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °C

    T-storms
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 22. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 34. Heat index values as high as 38. Southwest wind 5 to 10 km/h. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 23. Southwest wind 5 to 10 km/h.
Thursday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny and hot, with a high near 33. Heat index values as high as 37. Southwest wind 5 to 10 km/h. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 23. Southwest wind 5 to 10 km/h. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny and hot, with a high near 33. Southwest wind 5 to 10 km/h. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 33. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 33. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 23. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Mostly sunny and hot, with a high near 33. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 23. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Seymour TN
 35.88°N 83.76°W (Elev. 1086 m)
Last Update:
1:42 pm EDT Jul 15, 2025
Forecast Valid:
6pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation