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

Heat Persists Across the Central and Western U.S.; Fire Weather Concerns in the Rockies and High Plains

Record-breaking heat expected in the Central and Western U.S. for the next several days. Gusty winds and low relative humidity will create elevated to critical fire weather conditions over portions of the Rockies and High Plains Wednesday and Thursday. Rain and mountain snow are possible across the Pacific Northwest into the Rockies through Wednesday. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

A Few Clouds

46°F

8°C

Humidity 87%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 25 Mar 4:55 am EDT
Extended Forecast for

Knoxville TN

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 72. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 72 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: 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 80. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Showers likely, mainly after 2pm. Partly sunny, with a high near 78. Southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 78 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 39. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 61. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 72. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tonight
Partly cloudy, with a low around 53. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 62. Southwest wind around 10 mph, with gusts as high as 25 mph.
Friday
Showers likely, mainly after 2pm. Partly sunny, with a high near 78. Southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 39. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 61. Northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knoxville TN
 35.96°N 83.94°W (Elev. 899 ft)
Last Update:
2:26 am EDT Mar 25, 2026
Forecast Valid:
5am EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

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