Severe Weather and Flooding Threat in the Central U.S. and Mid-Atlantic; Dangerous Heat in the West and Southern Plains

Severe thunderstorms and heavy rain are expected across the central High Plains into parts of the central and southern Plains and in the the Mid-Atlantic today. Intense, dangerous heat will persist across the West, Southwest, and Southern Plains into the end of the week. Elevated to critical fire weather conditions expected in the Great Basin and Four Corners region. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Mostly Cloudy

75°F

24°C

Humidity 74%
Wind Speed Vrbl 6 mph
Barometer 30.10 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 23 Jun 4:15 pm EDT
Extended Forecast for

Seymour TN

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 59. North wind 5 to 10 mph becoming light northeast  in the evening.

    Low: 59 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 82. Calm wind becoming northeast around 5 mph.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

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

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 72. Southwest wind 5 to 10 mph.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, then showers and thunderstorms likely after 8am.  Mostly sunny and hot, with a high near 90. Breezy.  Chance of precipitation is 60%.

    High: 90 °F

    Chance
    Showers and
    Breezy then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm.  Partly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    T-storms
    Likely

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 59. North wind 5 to 10 mph becoming light northeast in the evening.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 82. Calm wind becoming northeast around 5 mph.
Wednesday Night
Partly cloudy, with a low around 62. Calm wind.
Thursday
Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 69. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday
A chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny and hot, with a high near 90. Breezy. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 93.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Seymour TN
 35.88°N 83.76°W (Elev. 1086 ft)
2:26 pm EDT Jun 23, 2026
4pm EDT Jun 23, 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