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.

A Few Clouds

77°F

25°C

Humidity 54%
Wind Speed Calm
Barometer 29.99 in (1014.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 7 Oct 2:53 pm EDT
Extended Forecast for

6 Miles SSW Mascot TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. West wind around 5 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Southwest wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. North wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. Northeast wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 79. East wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 81. West wind around 5 mph.
Tonight
Mostly clear, with a low around 57. Southwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 84. Calm wind.
Thursday Night
Mostly clear, with a low around 54. North wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 83. Northeast wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 59. Calm wind.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 79. East wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 61.
Columbus Day
Partly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Mascot TN
 35.99°N 83.8°W (Elev. 951 ft)
Last Update:
2:26 pm EDT Oct 7, 2026
Forecast Valid:
3pm EDT Oct 7, 2026-6pm EDT Oct 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