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

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

67°F

19°C

Humidity 68%
Wind Speed W 12 mph
Barometer 30.07 in (1017.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 9 Mar 11:53 pm EDT
Extended Forecast for

Louisville TN

  • Overnight

    Overnight: A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 60. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 3pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph.

    Low: 64 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 81. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    T-storms then
    Slight Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 43. Southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%.

    Low: 43 °F

    Showers

  • Thursday

    Thursday: A 40 percent chance of showers before 2pm. Mostly cloudy, with a high near 55. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. North wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67. Breezy.

    High: 67 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 60. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely before 3pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph.
Wednesday
A chance of showers and thunderstorms before 8am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 81. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 43. Southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%.
Thursday
A 40 percent chance of showers before 2pm. Mostly cloudy, with a high near 55. North wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 35. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 67. Breezy.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 50.
Sunday
A 20 percent chance of showers. Sunny, with a high near 77. Breezy.
Sunday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 57.
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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:
7:06 pm EDT Mar 9, 2026
Forecast Valid:
12am EDT Mar 10, 2026-6pm EDT Mar 16, 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