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

40°F

4°C

Humidity 93%
Wind Speed Calm
Barometer 30.14 in (1020.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 17 Feb 2:53 am EST
Extended Forecast for

3 Miles S Tallassee TN

  • Overnight

    Overnight: Partly cloudy, with a low around 42. Southeast wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. Southeast wind around 5 mph.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 64. Southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 56. South wind around 5 mph.

    Low: 56 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, then showers and possibly a thunderstorm after 1am. Low around 56. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 56 °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 67. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 42. Southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 67. Southeast wind around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 52. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 64. Southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 56. South wind around 5 mph.
Thursday
A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 71. 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 56. South wind around 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 67. Chance of precipitation is 50%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 60. Chance of precipitation is 50%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 35.
Sunday
A chance of rain and snow showers. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Sunday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Tallassee TN
 35.51°N 83.93°W (Elev. 1939 ft)
Last Update:
1:26 am EST Feb 17, 2026
Forecast Valid:
3am EST Feb 17, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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