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

83°F

28°C

Humidity 70%
Wind Speed W 9 mph
Barometer 29.98 in (1013.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 20 Jul 10:53 am EDT
Extended Forecast for

2 Miles SE Knoxville TN

  • Today

    Today: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny and hot, with a high near 90. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 74. Southwest wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 74 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 86. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 86 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 10%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 74. Calm wind.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny and hot, with a high near 90. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 74. Southwest wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. High near 86. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Northeast wind around 5 mph. Chance of precipitation is 30%.
Thursday
A slight chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 10%.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 20%.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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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 Jul 20, 2026
Forecast Valid:
11am EDT Jul 20, 2026-6pm EDT Jul 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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