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

34°F

1°C

Humidity 82%
Wind Speed S 3 mph
Barometer 30.19 in (1023.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 9 Dec 9:53 am EST
Extended Forecast for

3 Miles SSE Tallassee TN

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 42. Southwest wind around 5 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 35. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 46. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 35 mph.

    High: 46 °F

    Mostly Sunny
    and Breezy
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and 1am.  Mostly cloudy, with a low around 28. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 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 around 5 mph.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47. South wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 42. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 35. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a high near 46. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and 1am. Mostly cloudy, with a low around 28. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 36. West wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 47. South wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 34.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 38.
Sunday Night
Mostly clear, with a low around 24.
Monday
Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Tallassee TN
 35.51°N 83.9°W (Elev. 2740 ft)
6:06 am EST Dec 9, 2025
10am EST Dec 9, 2025-6pm EST Dec 15, 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