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

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

28°F

-2°C

Humidity 53%
Wind Speed N 5 mph
Barometer 30.32 in (1027.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 23 Feb 10:53 pm EST
Extended Forecast for

Maryville TN

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Northwest wind around 5 mph becoming calm after midnight.

    Low: 19 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 48. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 48 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 56. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers. High near 61. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 61 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. West wind 5 to 10 mph becoming north after midnight.

    Low: 42 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Northwest wind around 5 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 48. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 38. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 56. Southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Showers likely, mainly after 1am. Cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday
Showers. High near 61. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. West wind 5 to 10 mph becoming north after midnight.
Friday
Mostly sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 43.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 67.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Maryville TN
 35.76°N 83.96°W (Elev. 994 ft)
Last Update:
6:06 pm EST Feb 23, 2026
Forecast Valid:
11pm EST Feb 23, 2026-6pm EST Mar 2, 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