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.

Partly Cloudy

70°F

21°C

Humidity 87%
Wind Speed Calm
Barometer 30.07 in (1017.0 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Oct 2:53 am EDT
Extended Forecast for

Knoxville TN

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Southwest wind around 5 mph.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: A 10 percent chance of showers after 4pm. Sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 50. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Chance
    Showers

  • Saturday

    Saturday: A 10 percent chance of showers before 8am. Mostly sunny, with a high near 59. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 59 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 69. Calm wind.
Thursday
Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 65. Southwest wind around 5 mph.
Friday
A 10 percent chance of showers after 4pm. Sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 40 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 50. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 59. North wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 40. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knoxville TN
 35.98°N 83.94°W (Elev. 942 ft)
Last Update:
2:26 am EDT Oct 15, 2026
Forecast Valid:
3am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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