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

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

21°F

-6°C

Humidity 71%
Wind Speed Calm
Barometer 30.40 in (1030.5 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 21 Jan 7:53 am EST
Extended Forecast for

4 Miles ESE Karns TN

  • Today

    Today: A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 52. Light west wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 52 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 3am, then a slight chance of showers after 4am. Cloudy, with a low around 37. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 37 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 52. Calm wind.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 1am. Increasing clouds, with a low around 33. Calm wind becoming north around 5 mph after midnight.

    Low: 33 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of snow showers. Cloudy, with a high near 42. North wind 5 to 10 mph.

    High: 42 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of snow showers, mainly after 1am. Cloudy, with a low around 21. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers before 3pm, then snow showers, possibly mixed with freezing rain. The snow could be heavy at times. High near 28. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 28 °F

    Heavy Snow
    then Wintry
    Mix

  • Saturday Night

    Saturday Night: Snow showers and freezing rain, becoming all snow after 1am. The snow could be heavy at times. Low around 24. Chance of precipitation is 100%.

    Low: 24 °F

    Wintry Mix

  • Sunday

    Sunday: Snow showers likely, mainly before 1pm. The snow could be heavy at times. Cloudy, with a high near 33. Chance of precipitation is 70%.

    High: 33 °F

    Heavy Snow

Detailed Forecast

Today
A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 52. Light west wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Tonight
A chance of showers before 3am, then a slight chance of showers after 4am. Cloudy, with a low around 37. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 52. Calm wind.
Thursday Night
A 30 percent chance of showers, mainly after 1am. Increasing clouds, with a low around 33. Calm wind becoming north around 5 mph after midnight.
Friday
A 30 percent chance of snow showers. Cloudy, with a high near 42. North wind 5 to 10 mph.
Friday Night
A 40 percent chance of snow showers, mainly after 1am. Cloudy, with a low around 21. North wind around 10 mph, with gusts as high as 20 mph.
Saturday
Snow showers before 3pm, then snow showers, possibly mixed with freezing rain. The snow could be heavy at times. High near 28. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
Snow showers and freezing rain, becoming all snow after 1am. The snow could be heavy at times. Low around 24. Chance of precipitation is 100%.
Sunday
Snow showers likely, mainly before 1pm. The snow could be heavy at times. Cloudy, with a high near 33. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of snow showers before 1am. Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 28.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Karns TN
 35.94°N 84.05°W (Elev. 974 ft)
Last Update:
6:06 am EST Jan 21, 2026
Forecast Valid:
8am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation