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

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

42°F

6°C

Humidity 82%
Wind Speed Calm
Barometer 30.01 in (1016.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 7 Dec 11:53 pm EST
Extended Forecast for

2 Miles NNW Friendsville TN

  • Overnight

    Overnight: A 40 percent chance of showers after 5am. Cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers between 9am and 11am. Cloudy, with a high near 45. Calm wind becoming north around 5 mph in the morning.

    High: 45 °F

    Slight Chance
    Showers then
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. North wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 55. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 55 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Overnight
A 40 percent chance of showers after 5am. Cloudy, with a low around 38. Calm wind.
Monday
A 20 percent chance of showers between 9am and 11am. Cloudy, with a high near 45. Calm wind becoming north around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 28. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 50. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 38. Southwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 55. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.
Thursday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 49.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
A slight chance of rain before 1pm, then a slight chance of showers after 1pm. Partly sunny, with a high near 45. Chance of precipitation is 20%.
Friday Night
A slight chance of rain or freezing rain. Mostly cloudy, with a low around 19. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Friendsville TN
 35.79°N 84.15°W (Elev. 814 ft)
Last Update:
12:06 am EST Dec 8, 2025
Forecast Valid:
12am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation