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

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

35°F

2°C

Humidity 54%
Wind Speed N 7 mph
Barometer 30.20 in (1022.8 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 13 Feb 2:53 am EST
Extended Forecast for

Louisville TN

  • Overnight

    Overnight: Mostly clear, with a low around 30. Northeast wind around 5 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Northeast wind around 5 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 60. Calm wind.

    High: 60 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Cloudy, with a low around 45. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 70%.

    Low: 45 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers. High near 55. East wind around 5 mph. Chance of precipitation is 100%.

    High: 55 °F

    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 47. Northeast wind around 5 mph.

    Low: 47 °F

    Chance
    Showers

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 30. Northeast wind around 5 mph.
Friday
Sunny, with a high near 55. Northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 31. Calm wind.
Saturday
Increasing clouds, with a high near 60. Calm wind.
Saturday Night
Showers likely, mainly after 1am. Cloudy, with a low around 45. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 70%.
Sunday
Showers. High near 55. East wind around 5 mph. Chance of precipitation is 100%.
Sunday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 47. Northeast wind around 5 mph.
Washington's Birthday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Mostly cloudy, with a high near 70. Breezy.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Louisville TN
 35.81°N 84.04°W (Elev. 850 ft)
Last Update:
1:26 am EST Feb 13, 2026
Forecast Valid:
3am EST Feb 13, 2026-6pm EST Feb 19, 2026
 
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