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

81°F

27°C

Humidity 30%
Wind Speed Calm
Barometer 30.24 in (1023.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 11 Apr 4:53 pm EDT
Extended Forecast for

Maryville TN

  • Tonight

    Tonight: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 60. South wind 5 to 10 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Calm wind.
Sunday
Sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 60. South wind 5 to 10 mph.
Monday
Partly sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 59. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 61. South wind around 5 mph.
Wednesday
Partly sunny, with a high near 88.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 87.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Maryville TN
 35.76°N 83.96°W (Elev. 994 ft)
Last Update:
4:47 pm EDT Apr 11, 2026
Forecast Valid:
5pm EDT Apr 11, 2026-6pm EDT Apr 18, 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