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.

Light Rain

50°F

10°C

Humidity 93%
Wind Speed Calm
Barometer 29.78 in (1008.3 mb)
Dewpoint 48°F (9°C)
Visibility 8.00 mi
Last update 26 Feb 6:53 am EST
Extended Forecast for

Louisville TN

  • Today

    Today: Showers and thunderstorms before 1pm, then a chance of showers. High near 61. Southeast wind 5 to 10 mph becoming northwest in the morning. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Showers then
    Chance
    Showers

  • Tonight

    Tonight: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 43. Calm wind becoming northeast around 5 mph.

    Low: 43 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68. Calm wind.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 67. Calm wind becoming north around 5 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers after 1am. Cloudy, with a low around 45.

    Low: 45 °F

    Cloudy then
    Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers. Cloudy, with a high near 59.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
Showers and thunderstorms before 1pm, then a chance of showers. High near 61. Southeast wind 5 to 10 mph becoming northwest in the morning. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 43. Calm wind becoming northeast around 5 mph.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65. Calm wind.
Friday Night
Mostly clear, with a low around 40. Calm wind.
Saturday
Sunny, with a high near 68. Calm wind.
Saturday Night
Mostly clear, with a low around 44. Calm wind.
Sunday
Mostly sunny, with a high near 67. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
A 40 percent chance of showers after 1am. Cloudy, with a low around 45.
Monday
A 50 percent chance of showers. Cloudy, with a high near 59.
Monday Night
A 30 percent chance of showers, mainly after 1am. Cloudy, with a low around 44.
Tuesday
A 40 percent chance of showers. Cloudy, with a high near 60.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 63.
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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:
6:06 am EST Feb 26, 2026
Forecast Valid:
7am EST Feb 26, 2026-6pm EST Mar 4, 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