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.

Partly Cloudy

46°F

8°C

Humidity 79%
Wind Speed Calm
Barometer 30.11 in (1019.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 16 Feb 11:53 pm EST
Extended Forecast for

4 Miles SW Maryville TN

  • Overnight

    Overnight: Partly cloudy, with a low around 39. Southwest wind around 5 mph becoming southeast.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 67. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 67 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 64. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 64 °F

    Cloudy and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers after 1am. Cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Cloudy then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 72. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 57. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 57 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers. Partly sunny, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Southwest wind around 5 mph becoming southeast.
Tuesday
Increasing clouds, with a high near 67. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 52. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Cloudy, with a high near 64. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
A 50 percent chance of showers after 1am. Cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 72. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 57. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 69.
Friday Night
A 40 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 45.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 58.
Saturday Night
A 40 percent chance of showers. Partly cloudy, with a low around 38.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Maryville TN
 35.72°N 84.02°W (Elev. 1115 ft)
Last Update:
12:06 am EST Feb 17, 2026
Forecast Valid:
12am EST Feb 17, 2026-6pm EST Feb 23, 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