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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

54°F

12°C

Humidity 75%
Wind Speed N 7 mph
Barometer 30.20 in (1022.2 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 23 Nov 9:53 am EST
Extended Forecast for

3 Miles NNW Louisville TN

  • Today

    Today: Sunny, with a high near 64. Calm wind.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 51. Calm wind becoming south around 5 mph after midnight.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers. High near 65. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 65 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 55. Southwest wind around 5 mph. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 62. West wind 5 to 10 mph.

    High: 62 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Calm wind.
Tonight
Mostly clear, with a low around 41. Calm wind.
Monday
Partly sunny, with a high near 65. Calm wind.
Monday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 51. Calm wind becoming south around 5 mph after midnight.
Tuesday
Showers. High near 65. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 55. Southwest wind around 5 mph. Chance of precipitation is 80%.
Wednesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 62. West wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 32.
Thanksgiving Day
Sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Louisville TN
 35.86°N 84.09°W (Elev. 817 ft)
Last Update:
6:06 am EST Nov 23, 2025
Forecast Valid:
10am EST Nov 23, 2025-6pm EST Nov 29, 2025
 
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