Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

43°F

6°C

Humidity 71%
Wind Speed W 6 G 13 mph
Barometer 29.97 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 9 Dec 11:35 pm EST
Extended Forecast for

2 Miles ESE Mascot TN

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers before 2pm, then a slight chance of showers after 4pm.  Partly sunny, with a high near 52. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before 11pm, then a slight chance of snow showers between 11pm and 1am.  Mostly cloudy, with a low around 31. West wind 5 to 10 mph, with gusts as high as 25 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 42. West wind around 5 mph.

    High: 42 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. Calm wind becoming southwest around 5 mph.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34. Southwest wind around 5 mph.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers before 2pm, then a slight chance of showers after 4pm. Partly sunny, with a high near 52. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of rain showers before 11pm, then a slight chance of snow showers between 11pm and 1am. Mostly cloudy, with a low around 31. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 42. West wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 30. Calm wind becoming southwest around 5 mph.
Friday
Mostly sunny, with a high near 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 34. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 35.
Sunday
A slight chance of rain and snow showers before 8am, then a slight chance of rain showers between 8am and 1pm. Mostly sunny, with a high near 44. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 21.
Monday
Mostly sunny, with a high near 44.
Monday Night
A slight chance of rain or freezing rain. Partly cloudy, with a low around 30. Chance of precipitation is 20%.
Tuesday
A slight chance of rain or freezing rain. Partly sunny, with a high near 47. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Mascot TN
 36.06°N 83.74°W (Elev. 863 ft)
6:25 pm EST Dec 9, 2025
11pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
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Additional Resources

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Hourly Weather Forecast

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