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

47°F

8°C

Humidity 90%
Wind Speed NE 3 mph
Barometer 30.19 in (1021.7 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Apr 5:53 am EDT
Extended Forecast for

Maryville TN

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 63. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. Light and variable wind becoming northwest 5 to 10 mph in the morning.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. North wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. South wind around 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 80. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 63. North wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 68. Light and variable wind becoming northwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 42. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 51. South wind around 5 mph.
Wednesday
Sunny, with a high near 80. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 57.
Friday
Partly sunny, with a high near 83.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
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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:
2:26 am EDT Apr 19, 2026
Forecast Valid:
6am EDT Apr 19, 2026-6pm EDT Apr 25, 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