Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Mar 8:35 am EDT
Extended Forecast for

6 Miles ENE Knoxville TN

  • Today

    Today: Partly sunny, with a high near 73. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 73 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Mostly cloudy, then gradually becoming sunny, with a high near 78. Southwest wind around 5 mph.  Chance of precipitation is 30%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 2am.  Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 10 percent chance of showers before 8am.  Mostly sunny, with a high near 70. West wind around 10 mph becoming north in the afternoon.

    High: 70 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 73. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph.
Saturday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 78. Southwest wind around 5 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 56. Calm wind.
Sunday
Sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 70. West wind around 10 mph becoming north in the afternoon.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 48.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 66.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Thursday
A 10 percent chance of showers. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Knoxville TN
 36°N 83.85°W (Elev. 974 ft)
7:06 am EDT Mar 20, 2026
9am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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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