National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

76°F

24°C

Humidity 56%
Wind Speed SW 20 G 29 mph
Barometer 30.12 in (1019.0 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 7 Mar 10:53 am EST
Extended Forecast for

4 Miles SE Maryville TN

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 81. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 81 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms. Low around 61. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers

  • Sunday

    Sunday: Showers before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. High near 72. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 77. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 77 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind around 5 mph. Chance of precipitation is 70%.

    Low: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 81. Breezy. Chance of precipitation is 60%.

    High: 81 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 81. Southwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Showers and thunderstorms. Low around 61. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. High near 72. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 57. Calm wind.
Monday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 77. Light south wind becoming southwest 5 to 10 mph in the morning.
Monday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind around 5 mph. Chance of precipitation is 70%.
Tuesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 64.
Wednesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 81. Breezy. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 45. Chance of precipitation is 80%.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 38.
Friday
Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Maryville TN
 35.71°N 83.91°W (Elev. 968 ft)
Last Update:
9:01 am EST Mar 7, 2026
Forecast Valid:
11am EST Mar 7, 2026-6pm EDT Mar 13, 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