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

53°F

12°C

Humidity 86%
Wind Speed NE 6 mph
Barometer 30.17 in (1021.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 24 May 7:53 am EDT
Extended Forecast for

4 Miles SE Maryville TN

  • Today

    Today: Mostly cloudy, with a high near 73. Calm wind.

    High: 73 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 74. Calm wind becoming northwest 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: 74 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 61. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Memorial Day

    Memorial Day: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 64. Northeast wind around 5 mph becoming south after midnight. Chance of precipitation is 90%.

    Low: 64 °F

    Showers
    Likely then
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 76. Southeast wind around 5 mph. Chance of precipitation is 90%.

    High: 76 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly cloudy, with a high near 73. Calm wind.
Tonight
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 30%.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 74. Calm wind becoming northwest 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
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 61. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Memorial Day
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm. Low around 64. Northeast wind around 5 mph becoming south after midnight. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm. High near 76. Southeast wind around 5 mph. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 66. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
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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:
7:20 am EDT May 24, 2025
Forecast Valid:
8am EDT May 24, 2025-6pm EDT May 30, 2025
 
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