National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Continues Across the Central and Western U.S.; Tracking Hazardous Weather Across the Northern U.S.

Early-season record warmth will persist across portions of the western and central U.S. through mid week, with high temperatures approaching 90 degrees from Texas to the Ohio Valley. Rain and mountain snow are possible across the Pacific Northwest Wednesday, with Severe Thunderstorms and wintry weather expected across the Northeast Thursday and Friday. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

57°F

14°C

Humidity 41%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 24 Mar 12:55 pm EDT
Extended Forecast for

Knoxville TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. Northeast wind around 5 mph becoming calm.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. Southwest wind around 5 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers after 2pm. Partly sunny, with a high near 78. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. Northeast wind around 5 mph becoming calm.
Tonight
Mostly cloudy, with a low around 43. Calm wind.
Wednesday
Mostly sunny, with a high near 71. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 53. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 61. Southwest wind around 10 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of showers after 2pm. Partly sunny, with a high near 78. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 40.
Saturday
Sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knoxville TN
 35.96°N 83.94°W (Elev. 899 ft)
Last Update:
11:31 am EDT Mar 24, 2026
Forecast Valid:
1pm EDT Mar 24, 2026-6pm EDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

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