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

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

49°F

9°C

Humidity 61%
Wind Speed S 5 mph
Barometer 30.17 in (1021.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 12 Nov 9:53 pm EST
Extended Forecast for

Louisville TN

  • Tonight

    Tonight: Mostly clear, with a low around 39. Southwest wind around 5 mph becoming calm.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65. Calm wind becoming southwest around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. Calm wind becoming southwest around 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 70. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 39. Southwest wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 62. Calm wind.
Thursday Night
Partly cloudy, with a low around 39. Calm wind.
Friday
Mostly sunny, with a high near 65. Calm wind becoming southwest around 5 mph.
Friday Night
Partly cloudy, with a low around 49. Calm wind becoming southwest around 5 mph.
Saturday
Partly sunny, with a high near 70. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 62.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 63.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Louisville TN
 35.83°N 84.07°W (Elev. 814 ft)
Last Update:
6:06 pm EST Nov 12, 2025
Forecast Valid:
10pm EST Nov 12, 2025-6pm EST Nov 19, 2025
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation