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

70°F

21°C

Humidity 27%
Wind Speed SW 6 mph
Barometer 30.03 in (1016.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 28 Feb 3:53 pm EST
Extended Forecast for

Maryville TN

  • Tonight

    Tonight: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 69. Southwest wind around 5 mph becoming north in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45. Northeast wind around 5 mph.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 62. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 62 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47. South wind around 5 mph.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 69. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 69 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. South wind 5 to 10 mph.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Calm wind.
Sunday
Mostly sunny, with a high near 69. Southwest wind around 5 mph becoming north in the afternoon.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45. Northeast wind around 5 mph.
Monday
A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 62. Northeast wind around 5 mph becoming southeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 47. South wind around 5 mph.
Tuesday
Partly sunny, with a high near 69. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 48. South wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 75.
Wednesday Night
Mostly cloudy, with a low around 55.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 76.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 79.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 60.
Saturday
Showers likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
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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:
2:36 pm EST Feb 28, 2026
Forecast Valid:
4pm EST Feb 28, 2026-6pm EST Mar 7, 2026
 
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