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

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

39°F

4°C

Humidity 93%
Wind Speed Calm
Barometer 30.19 in (1022.5 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 Feb 7:53 am EST
Extended Forecast for

4 Miles SW Tallassee TN

  • Today

    Today: Mostly sunny, with a high near 69. Southeast wind around 5 mph becoming southwest in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 66 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, then showers and possibly a thunderstorm after 1am. Low around 58. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 58 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly cloudy, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 61. Chance of precipitation is 50%.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 69. Southeast wind around 5 mph becoming southwest in the afternoon.
Tonight
Mostly cloudy, with a low around 53. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Wednesday Night
A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 58. South wind around 5 mph.
Thursday
A 50 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers, then showers and possibly a thunderstorm after 1am. Low around 58. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly cloudy, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 61. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 36. Chance of precipitation is 40%.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 48.
Sunday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Tallassee TN
 35.51°N 83.99°W (Elev. 1188 ft)
Last Update:
6:06 am EST Feb 17, 2026
Forecast Valid:
8am EST Feb 17, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation