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

55°F

13°C

Humidity 26%
Wind Speed NE 7 mph
Barometer 30.17 in (1021.8 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 13 Feb 4:53 pm EST
Extended Forecast for

Louisville TN

  • Tonight

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

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 59. Calm wind.

    High: 59 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Showers, mainly after 1am. Low around 44. Calm wind becoming east around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Slight Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers. High near 53. Northeast wind around 5 mph. Chance of precipitation is 100%.

    High: 53 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 1am. 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 64. Northeast wind around 5 mph becoming calm.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Calm wind.
Saturday
Increasing clouds, with a high near 59. Calm wind.
Saturday Night
Showers, mainly after 1am. Low around 44. Calm wind becoming east around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers. High near 53. Northeast wind around 5 mph. Chance of precipitation is 100%.
Sunday Night
A 30 percent chance of showers before 1am. Cloudy, with a low around 47. Northeast wind around 5 mph.
Washington's Birthday
Mostly sunny, with a high near 64. Northeast wind around 5 mph becoming calm.
Monday Night
Partly cloudy, with a low around 43. Calm wind.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Mostly cloudy, with a high near 70. Breezy.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 73.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Louisville TN
 35.81°N 84.04°W (Elev. 850 ft)
Last Update:
1:21 pm EST Feb 13, 2026
Forecast Valid:
5pm EST Feb 13, 2026-6pm EST Feb 20, 2026
 
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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