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.

Partly Cloudy

66°F

19°C

Humidity 87%
Wind Speed SW 8 mph
Barometer 30.04 in (1016.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 17 Apr 12:53 am EDT
Extended Forecast for

4 Miles SW Tallassee TN

  • Overnight

    Overnight: A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 86. Calm wind becoming northwest around 5 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Calm wind becoming southeast around 5 mph after midnight.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 87. Southeast wind around 5 mph becoming southwest in the afternoon.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 47. Southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 8am. Partly sunny, with a high near 65. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Clear, with a low around 43. North wind around 5 mph.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%.
Friday
Sunny, with a high near 86. Calm wind becoming northwest around 5 mph.
Friday Night
Mostly clear, with a low around 63. Calm wind becoming southeast around 5 mph after midnight.
Saturday
A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 87. Southeast wind around 5 mph becoming southwest in the afternoon.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 47. Southwest wind around 5 mph. Chance of precipitation is 70%.
Sunday
Showers likely, mainly before 8am. Partly sunny, with a high near 65. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
Clear, with a low around 43. North wind around 5 mph.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Tallassee TN
 35.49°N 83.99°W (Elev. 899 ft)
Last Update:
8:46 pm EDT Apr 16, 2026
Forecast Valid:
1am EDT Apr 17, 2026-6pm EDT Apr 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