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.

Overcast

65°F

18°C

Humidity 68%
Wind Speed NE 12 mph
Barometer 30.21 in (1022.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 9 Oct 10:53 am EDT
Extended Forecast for

Maryville TN

  • Today

    Today: Cloudy, with a high near 82. Northeast wind around 5 mph.

    High: 82 °F

    Cloudy

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 5am. Cloudy, with a low around 60. Calm wind becoming northeast around 5 mph after midnight. Winds could gust as high as 20 mph.

    Low: 60 °F

    Cloudy then
    Chance
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 5pm. High near 74. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers then
    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 63. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 75. Southeast wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    High: 75 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 60. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 80. West wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Cloudy, with a high near 82. Northeast wind around 5 mph.
Tonight
A 30 percent chance of showers, mainly after 5am. Cloudy, with a low around 60. Calm wind becoming northeast around 5 mph after midnight. Winds could gust as high as 20 mph.
Saturday
Showers, with thunderstorms also possible after 5pm. High near 74. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 63. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday
Showers, mainly before 2pm. High near 75. Southeast wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 60. Southwest wind around 10 mph, with gusts as high as 25 mph.
Columbus Day
Mostly sunny, with a high near 80. West wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Maryville TN
 35.76°N 83.99°W (Elev. 886 ft)
Last Update:
9:41 am EDT Oct 9, 2026
Forecast Valid:
11am EDT Oct 9, 2026-6pm EDT Oct 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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