Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

42°F

6°C

Humidity 85%
Wind Speed NW 5 mph
Barometer 30.09 in (1019.1 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 8 Dec 12:53 pm EST
Extended Forecast for

6 Miles S Townsend TN

Winter Weather Advisory December 8, 01:48pm until December 8, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 8, 01:48pm until December 8, 07:00pm

    NOW until 7:00pm Mon

    Winter Weather Advisory

  • This Afternoon

    High: 35 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 25. North wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41. Southwest wind 5 to 10 mph.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 34 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 46 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before 9pm, then a slight chance of snow showers between 9pm and 1am.  Mostly cloudy, with a low around 28. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Partly sunny, with a high near 36. West wind 5 to 10 mph.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 3am, then a slight chance of rain showers between 3am and 4am, then a slight chance of freezing rain after 4am.  Mostly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Snow Showers
    then Slight
    Chance Wintry
    Mix

Detailed Forecast

This Afternoon
A 50 percent chance of snow showers, mainly before 4pm. Cloudy, with a high near 35. Northwest wind around 5 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 25. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 41. Southwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 34. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday
Mostly sunny, with a high near 46. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph.
Wednesday Night
A slight chance of rain showers before 9pm, then a slight chance of snow showers between 9pm and 1am. Mostly cloudy, with a low around 28. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 36. West wind 5 to 10 mph.
Thursday Night
A slight chance of snow showers before 3am, then a slight chance of rain showers between 3am and 4am, then a slight chance of freezing rain after 4am. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Friday
A slight chance of freezing rain before 7am, then a slight chance of rain showers after 1pm. Mostly sunny, with a high near 44. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Townsend TN
 35.59°N 83.73°W (Elev. 2963 ft)
1:26 pm EST Dec 8, 2025
1pm EST Dec 8, 2025-6pm EST Dec 14, 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