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.

A Few Clouds

83°F

28°C

Humidity 59%
Wind Speed Vrbl 5 mph
Barometer 30.26 in (1023.5 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 15 Sep 11:53 am EDT
Extended Forecast for

2 Miles SE Knoxville TN

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind becoming southwest around 5 mph.

    High: 94 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.

    High: 94 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. Calm wind becoming northeast around 5 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. Northeast wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind becoming northeast around 5 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 94.

    High: 94 °F

    Hot

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind becoming southwest around 5 mph.
Tonight
Mostly clear, with a low around 70. Calm wind.
Wednesday
Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.
Wednesday Night
Mostly clear, with a low around 70. Calm wind.
Thursday
Sunny and hot, with a high near 95. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly clear, with a low around 70. Northeast wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind becoming northeast around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.
Saturday
Mostly sunny and hot, with a high near 94.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Monday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Knoxville TN
 35.96°N 83.91°W (Elev. 942 ft)
Last Update:
7:06 am EDT Sep 15, 2026
Forecast Valid:
12pm EDT Sep 15, 2026-6pm EDT Sep 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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