Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Rain Fog/Mist

40°F

4°C

Humidity 97%
Wind Speed W 3 mph
Barometer 29.86 in (1011.3 mb)
Dewpoint 39°F (4°C)
Visibility 2.50 mi
Last update 2 Dec 5:53 am EST
Extended Forecast for

4 Miles SE Karns TN

  • Today

    Today: Showers before 11am, then a chance of sprinkles between 11am and noon.  Patchy fog between 8am and 10am. High near 45. West wind around 5 mph becoming north in the morning.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 27. North wind around 5 mph becoming calm  after midnight.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 47. Calm wind.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 32. Calm wind.

    Low: 32 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 46. Calm wind becoming north around 5 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 33. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 33 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers.  Mostly cloudy, with a high near 45. Calm wind.

    High: 45 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers.  Partly sunny, with a high near 50.

    High: 50 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Showers before 11am, then a chance of sprinkles between 11am and noon. Patchy fog between 8am and 10am. High near 45. West wind around 5 mph becoming north in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Partly cloudy, with a low around 27. North wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 47. Calm wind.
Wednesday Night
Increasing clouds, with a low around 32. Calm wind.
Thursday
Mostly cloudy, with a high near 46. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 33. Northeast wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 45. Calm wind.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 37.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 50.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 32.
Sunday
Partly sunny, with a high near 48.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Karns TN
 35.92°N 84.08°W (Elev. 951 ft)
12:31 am EST Dec 2, 2025
6am EST Dec 2, 2025-6pm EST Dec 8, 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