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

34°F

1°C

Humidity 67%
Wind Speed N 5 mph
Barometer 30.23 in (1023.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 12 Feb 4:53 am EST
Extended Forecast for

Louisville TN

  • Today

    Today: Mostly sunny, with a high near 51. Calm wind becoming northeast around 5 mph in the morning.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 30. North wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 56. Northeast wind around 5 mph becoming calm.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Cloudy

  • 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

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers. High near 58. East wind around 5 mph. Chance of precipitation is 90%.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 51. Calm wind becoming northeast around 5 mph in the morning.
Tonight
Partly cloudy, with a low around 30. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 56. Northeast wind around 5 mph becoming calm.
Friday Night
Partly cloudy, with a low around 32. Calm wind.
Saturday
Mostly cloudy, with a high near 59. 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 58. East wind around 5 mph. Chance of precipitation is 90%.
Sunday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 46.
Washington's Birthday
Partly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly cloudy, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Mostly cloudy, with a high near 68. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
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 12, 2026
Forecast Valid:
5am EST Feb 12, 2026-6pm EST Feb 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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