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

91°F

33°C

Humidity 47%
Wind Speed NW 9 mph
Barometer 30.16 in (1019.8 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 18 Sep 1:53 pm EDT
Extended Forecast for

6 Miles SW Townsend TN

  • This Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 90. Heat index values as high as 95. North wind around 5 mph.

    High: 90 °F

    Hot

  • Tonight

    Tonight: Isolated showers and thunderstorms between 7pm and 11pm. Partly cloudy, with a low around 70. East wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 69. Southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. South wind around 5 mph becoming calm. Chance of precipitation is 50%.

    High: 87 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 68. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph. Chance of precipitation is 50%.

    High: 87 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 83. Chance of precipitation is 90%.

    High: 83 °F

    Chance
    Showers then
    Showers

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 90. Heat index values as high as 95. North wind around 5 mph.
Tonight
Isolated showers and thunderstorms between 7pm and 11pm. Partly cloudy, with a low around 70. East wind around 5 mph becoming calm. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 69. Southeast wind around 5 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. South wind around 5 mph becoming calm. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 68. South wind around 5 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Tuesday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 83. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 65. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Townsend TN
 35.61°N 83.84°W (Elev. 2123 ft)
Last Update:
2:40 pm EDT Sep 18, 2026
Forecast Valid:
2pm EDT Sep 18, 2026-6pm EDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation