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.

Overcast

36°F

2°C

Humidity 70%
Wind Speed Calm
Barometer 30.17 in (1022.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 3 Dec 11:53 am EST
Extended Forecast for

Maryville TN

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 43. Calm wind.

    High: 43 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 46. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain, mainly after 1am. Low around 35. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%.

    Low: 35 °F

    Chance Rain
    then Rain

  • Friday

    Friday: Rain, mainly before 3pm, then showers likely after 3pm. High near 45. Calm wind. Chance of precipitation is 80%.

    High: 45 °F

    Rain

  • Friday Night

    Friday Night: Showers likely, mainly before 7pm. Cloudy, with a low around 39. Calm wind. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly cloudy, with a high near 51. Calm wind becoming west around 5 mph.

    High: 51 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 10pm, then a slight chance of rain after 10pm. Mostly cloudy, with a low around 35. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of rain before 10am, then a chance of showers after 10am. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 43. Calm wind.
Tonight
Partly cloudy, with a low around 29. Calm wind.
Thursday
Mostly cloudy, with a high near 46. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Rain, mainly after 1am. Low around 35. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%.
Friday
Rain, mainly before 3pm, then showers likely after 3pm. High near 45. Calm wind. Chance of precipitation is 80%.
Friday Night
Showers likely, mainly before 7pm. Cloudy, with a low around 39. Calm wind. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers. Mostly cloudy, with a high near 51. Calm wind becoming west around 5 mph.
Saturday Night
A slight chance of showers before 10pm, then a slight chance of rain after 10pm. Mostly cloudy, with a low around 35. Chance of precipitation is 20%.
Sunday
A chance of rain before 10am, then a chance of showers after 10am. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Sunday Night
A chance of rain before 4am, then a chance of rain and snow between 4am and 5am, then a chance of snow after 5am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Monday
A chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 48.
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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:
12:31 pm EST Dec 3, 2025
Forecast Valid:
12pm EST Dec 3, 2025-6pm EST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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