Extreme Heat and Fire Weather Conditions in the West; Heavy Rain in the Southeast; Poor Air Quality

Extreme heat will begin to peak across the Desert Southwest. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Poor air quality persists from the Upper Midwest into the Northeast due to wildfire smoke. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

80°F

27°C

Humidity 69%
Wind Speed Calm
Barometer 30.27 in (1024.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 6 Aug 12:53 pm EDT
Extended Forecast for

5 Miles SE Maryville TN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 66. Calm wind becoming southeast around 5 mph.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Calm wind.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 68. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 87. Calm wind.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 68. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Calm wind becoming southeast around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Calm wind.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Maryville TN
 35.69°N 83.91°W (Elev. 1001 ft)
1:32 pm EDT Aug 6, 2025
1pm EDT Aug 6, 2025-6pm EDT Aug 12, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database