Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

57°F

14°C

Humidity 88%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 12 May 11:35 pm EDT
Extended Forecast for

Seymour TN

  • Tonight

    Tonight: Mostly clear, with a low around 55. Southwest wind around 5 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 49. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Light north wind increasing to 5 to 10 mph in the morning.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. North wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 2am.  Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm  after midnight.

    Low: 59 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 86. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Southwest wind around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 49. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 70. Light north wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 46. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm after midnight.
Saturday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Mostly sunny and hot, with a high near 91.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Seymour TN
 35.88°N 83.76°W (Elev. 1086 ft)
7:06 pm EDT May 12, 2026
11pm EDT May 12, 2026-6pm EDT May 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