7-Day Forecast 35.83°N 83.98°W (Text-Only)
NWS Forecast for: Knoxville, McGhee Tyson Airport TN
Issued by: National Weather Service Morristown, TN
Last Update: 1:42 pm EDT Jul 13, 2025
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  • This
    Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 33. West wind around 15 km/h.

    High: 33 °C

    Chance
    T-storms


  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 22. Southwest wind 5 to 10 km/h becoming calm  in the evening.

    Low: 22 °C

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny and hot, with a high near 33. Calm wind becoming west 5 to 10 km/h in the afternoon.

    High: 33 °C

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 23. Northwest wind 5 to 10 km/h becoming east in the evening.

    Low: 23 °C

    Chance
    T-storms


  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 34. Calm wind becoming west 5 to 10 km/h in the afternoon.

    High: 34 °C

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 23. West wind 5 to 10 km/h becoming east in the evening.

    Low: 23 °C

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then showers and thunderstorms likely after 11am.  Mostly sunny and hot, with a high near 33. Southwest wind 5 to 10 km/h.  Chance of precipitation is 60%.

    High: 33 °C

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday
    Night

    Wednesday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers.  Partly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °C

    T-storms
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers, then showers and thunderstorms likely after 8am.  Mostly sunny and hot, with a high near 33. Chance of precipitation is 60%.

    High: 33 °C

    Chance
    T-storms then
    T-storms
    Likely

  • This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 33. West wind around 15 km/h.

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 22. Southwest wind 5 to 10 km/h becoming calm in the evening.

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 33. Calm wind becoming west 5 to 10 km/h in the afternoon.

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 23. Northwest wind 5 to 10 km/h becoming east in the evening.

    Tuesday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 34. Calm wind becoming west 5 to 10 km/h in the afternoon.

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 23. West wind 5 to 10 km/h becoming east in the evening.

    Wednesday: A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny and hot, with a high near 33. Southwest wind 5 to 10 km/h. Chance of precipitation is 60%.

    Wednesday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 23. Chance of precipitation is 60%.

    Thursday: A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny and hot, with a high near 33. Chance of precipitation is 60%.

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Friday: Showers and thunderstorms likely. Mostly sunny and hot, with a high near 33. Chance of precipitation is 70%.

    Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Saturday: Showers and thunderstorms likely. Partly sunny and hot, with a high near 33. Chance of precipitation is 60%.



    Knoxville, McGhee Tyson Airport TN
     35.83°N 83.98°W (Elev. 961 m)

    Visit your local NWS office at: https://www.weather.gov/mrx