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

67°F

19°C

Humidity 63%
Wind Speed SW 13 mph
Barometer 30.27 in (1024.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 4 Mar 11:53 am EST
Extended Forecast for

Maryville TN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 75. Southwest wind around 10 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. South wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 82 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers, then showers and possibly a thunderstorm after 1pm. High near 80. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    High: 80 °F

    Slight Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 75. Southwest wind around 10 mph.
Tonight
Partly cloudy, with a low around 55. South wind around 5 mph.
Thursday
Partly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 58. South wind around 5 mph.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 30%.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. South wind around 5 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers, then showers and possibly a thunderstorm after 1pm. High near 80. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Monday
A 50 percent chance of showers. Mostly sunny, with a high near 76.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 81.
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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:
12:06 pm EST Mar 4, 2026
Forecast Valid:
12pm EST Mar 4, 2026-6pm EDT Mar 10, 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