Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

37°F

3°C

Humidity 76%
Wind Speed W 5 mph
Barometer 30.18 in (1022.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 9 Dec 10:53 am EST
Extended Forecast for

4 Miles ESE Karns TN

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 46. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm.  Partly sunny, with a high near 52. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 52 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow showers before midnight, then a slight chance of snow showers between midnight and 1am.  Mostly cloudy, with a low around 31. West wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 43. West wind around 5 mph.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Southwest wind around 5 mph.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 51. Southwest wind 5 to 10 mph.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 46. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 37. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 52. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
A slight chance of rain and snow showers before midnight, then a slight chance of snow showers between midnight and 1am. Mostly cloudy, with a low around 31. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 43. West wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 32. Southwest wind around 5 mph.
Friday
Partly sunny, with a high near 51. Southwest wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 33.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 41.
Sunday Night
Mostly clear, with a low around 22.
Monday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Karns TN
 35.94°N 84.05°W (Elev. 974 ft)
6:06 am EST Dec 9, 2025
11am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database