Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

43°F

6°C

Humidity 53%
Wind Speed N 6 mph
Barometer 29.97 in (1014.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 17 Nov 12:53 am EST
Extended Forecast for

4 Miles SSW Seymour TN

  • Overnight

    Overnight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59. Calm wind.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm.  Partly sunny, with a high near 70. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers likely after 1am.  Mostly cloudy, with a low around 55. Southwest wind around 10 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Mostly cloudy, with a high near 73. Southwest wind 5 to 10 mph.

    High: 73 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 34. Calm wind.
Monday
Sunny, with a high near 59. Calm wind.
Monday Night
Partly cloudy, with a low around 40. Calm wind.
Tuesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 70. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 55. Southwest wind around 10 mph. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 73. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 74.
Thursday Night
A chance of showers and thunderstorms. Cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 72.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Seymour TN
 35.81°N 83.79°W (Elev. 1001 ft)
12:31 am EST Nov 17, 2025
1am EST Nov 17, 2025-6pm EST Nov 23, 2025
 
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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