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.

Overcast

57°F

14°C

Humidity 69%
Wind Speed N 9 mph
Barometer 30.23 in (1023.3 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 2 Mar 2:53 pm EST
Extended Forecast for

Louisville TN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Cloudy, with a high near 65. South wind around 5 mph.

    High: 65 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 49. South wind around 5 mph becoming west after midnight.

    Low: 49 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 72. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming light after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 78. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 78 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. South wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Cloudy, with a high near 65. South wind around 5 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 49. South wind around 5 mph becoming west after midnight.
Tuesday
Partly sunny, with a high near 72. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming light after midnight.
Wednesday
Mostly cloudy, with a high near 78. Light south wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 54. South wind around 5 mph.
Thursday
Partly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 61.
Saturday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 82.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
Showers likely. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
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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:
2:02 pm EST Mar 2, 2026
Forecast Valid:
3pm EST Mar 2, 2026-6pm EDT Mar 8, 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