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.

Light Rain

52°F

11°C

Humidity 77%
Wind Speed NE 12 mph
Barometer 30.30 in (1025.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 2 Mar 10:53 am EST
Extended Forecast for

4 Miles SSE Maryville TN

  • Today

    Today: A 20 percent chance of showers before noon. Cloudy, with a high near 67. East wind around 5 mph becoming west in the afternoon.

    High: 67 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. South wind around 5 mph becoming north after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71. East wind 5 to 10 mph becoming south in the afternoon.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. South wind around 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 77 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. South wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers before noon. Cloudy, with a high near 67. East wind around 5 mph becoming west in the afternoon.
Tonight
Mostly cloudy, with a low around 50. South wind around 5 mph becoming north after midnight.
Tuesday
Partly sunny, with a high near 71. East wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 50. South wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 56. South wind around 5 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 81.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61.
Saturday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 81. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Sunday
Showers likely. Partly sunny, with a high near 75. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Maryville TN
 35.71°N 83.94°W (Elev. 988 ft)
Last Update:
6:06 am EST Mar 2, 2026
Forecast Valid:
11am EST Mar 2, 2026-6pm EDT Mar 8, 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