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

67°F

19°C

Humidity 61%
Wind Speed S 7 mph
Barometer 30.18 in (1020.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 3 Apr 4:53 am EDT
Extended Forecast for

Maryville TN

  • Today

    Today: Mostly cloudy, with a high near 82. South wind 5 to 10 mph.

    High: 82 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 55. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 55 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm. Mostly cloudy, with a high near 66. Northwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. North wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 65. North wind around 5 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 82. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 63. South wind around 5 mph.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 55. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Sunday
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm. Mostly cloudy, with a high near 66. Northwest wind 5 to 10 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 42. North wind around 5 mph.
Monday
Sunny, with a high near 65. North wind around 5 mph.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Maryville TN
 35.74°N 83.99°W (Elev. 1001 ft)
Last Update:
2:26 am EDT Apr 3, 2026
Forecast Valid:
5am EDT Apr 3, 2026-6pm EDT Apr 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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