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

60°F

16°C

Humidity 70%
Wind Speed SW 17 G 26 mph
Barometer 29.96 in (1014.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Feb 7:53 am EST
Extended Forecast for

4 Miles N Greenback TN

  • Today

    Today: A 10 percent chance of showers after 5pm. Cloudy, with a high near 63. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the morning. Winds could gust as high as 30 mph.

    High: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 11pm. Cloudy, with a low around 59. Southwest wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers, then showers and possibly a thunderstorm after 1am. Low around 59. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 69. West wind around 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. West wind around 5 mph becoming east after midnight.

    Low: 47 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 61. Northeast wind around 5 mph becoming northwest in the afternoon.

    High: 61 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of snow showers before 1pm. Mostly sunny, with a high near 45.

    High: 45 °F

    Slight Chance
    Snow Showers

Detailed Forecast

Today
A 10 percent chance of showers after 5pm. Cloudy, with a high near 63. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the morning. Winds could gust as high as 30 mph.
Tonight
A 50 percent chance of showers, mainly after 11pm. Cloudy, with a low around 59. Southwest wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A slight chance of showers, then showers and possibly a thunderstorm after 1am. Low around 59. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 69. West wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. West wind around 5 mph becoming east after midnight.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 61. Northeast wind around 5 mph becoming northwest in the afternoon.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 35.
Sunday
A 20 percent chance of snow showers before 1pm. Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greenback TN
 35.71°N 84.19°W (Elev. 1010 ft)
Last Update:
8:41 am EST Feb 18, 2026
Forecast Valid:
8am EST Feb 18, 2026-6pm EST Feb 24, 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