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, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

58°F

14°C

Humidity 53%
Wind Speed W 6 mph
Barometer 30.16 in (1020.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 20 Mar 10:53 am EDT
Extended Forecast for

4 Miles SW Tallassee TN

  • Today

    Today: Mostly sunny, with a high near 74. Southwest wind 5 to 10 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 80. West wind around 5 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph.

    Low: 58 °F

    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 84. Southwest wind around 5 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. Southwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 58. Southwest wind around 5 mph, with gusts as high as 20 mph.
Saturday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 80. West wind around 5 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph.
Sunday
Sunny, with a high near 84. Southwest wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 61. Southwest wind around 5 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 72. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 71.
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 68.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 51.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Tallassee TN
 35.49°N 83.99°W (Elev. 899 ft)
7:06 am EDT Mar 20, 2026
11am 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