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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

66°F

19°C

Humidity 65%
Wind Speed SW 17 mph
Barometer 30.04 in (1016.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 9 Jan 8:53 am EST
Extended Forecast for

Louisville TN

  • Today

    Today: Showers. High near 66. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Tonight

    Tonight: Showers. Low around 57. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Showers

  • Saturday

    Saturday: Showers. High near 64. Northeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 35. West wind around 5 mph.

    Low: 35 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Northwest wind around 5 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45. Calm wind becoming southwest around 5 mph.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

Today
Showers. High near 66. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers. Low around 57. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Showers. High near 64. Northeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday Night
A 20 percent chance of showers before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 35. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 41. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 24. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 45. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 51.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 33.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Louisville TN
 35.83°N 84.04°W (Elev. 863 ft)
Last Update:
9:07 am EST Jan 9, 2026
Forecast Valid:
9am EST Jan 9, 2026-6pm EST Jan 15, 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