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.

Mostly Cloudy

48°F

9°C

Humidity 63%
Wind Speed E 3 mph
Barometer 30.01 in (1016.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 7 Dec 1:53 pm EST
Extended Forecast for

4 Miles SSE Farragut TN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers after 5am. Increasing clouds, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 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 29. North wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 49 °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 54. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 54 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 48.

    High: 48 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 50. Calm wind.
Tonight
A 40 percent chance of showers after 5am. Increasing clouds, with a low around 39. Calm wind.
Monday
A 20 percent chance of showers before 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 29. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 49. 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 54. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 48.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 44.
Friday Night
A slight chance of rain showers, snow showers, and freezing rain. Mostly cloudy, with a low around 20. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Farragut TN
 35.82°N 84.15°W (Elev. 906 ft)
Last Update:
1:46 pm EST Dec 7, 2025
Forecast Valid:
2pm EST Dec 7, 2025-6pm EST Dec 13, 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