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.

A Few Clouds

63°F

17°C

Humidity 87%
Wind Speed Calm
Barometer 30.04 in (1016.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 6 Oct 10:53 pm EDT
Extended Forecast for

4 Miles E Greenback TN

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, sunny, with a high near 81. Calm wind becoming west around 5 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, increasing clouds, with a low around 55. South wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 84. Calm wind.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. Northeast wind around 5 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 8am, then a chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 51. Calm wind.
Wednesday
Patchy fog before 10am. Otherwise, sunny, with a high near 81. Calm wind becoming west around 5 mph.
Wednesday Night
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 55. South wind around 5 mph becoming calm.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 84. Calm wind.
Thursday Night
Mostly clear, with a low around 54. Calm wind.
Friday
Mostly sunny, with a high near 84. Northeast wind around 5 mph.
Friday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of showers before 8am, then a chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Columbus Day
A 20 percent chance of showers. Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Greenback TN
 35.66°N 84.11°W (Elev. 971 ft)
Last Update:
7:06 pm EDT Oct 6, 2026
Forecast Valid:
11pm EDT Oct 6, 2026-6pm EDT Oct 13, 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