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.

Fair

74°F

23°C

Humidity 57%
Wind Speed SW 15 mph
Barometer 29.95 in (1013.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 22 Mar 10:53 am EDT
Extended Forecast for

3 Miles NNE Tallassee TN

  • Today

    Today: Sunny, with a high near 79. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Monday

    Monday: A 20 percent chance of showers before 2pm.  Mostly cloudy, then gradually becoming sunny, with a high near 64. West wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Increasing clouds, with a low around 43. Northeast wind around 10 mph.

    Low: 43 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 64. East wind around 5 mph becoming west in the afternoon.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. Calm wind becoming southeast around 5 mph in the evening.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before 2pm.  Partly sunny, with a high near 67. Southeast wind around 5 mph becoming southwest in the afternoon.

    High: 67 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 55. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 8am and 2pm.  Mostly sunny, with a high near 75. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 79. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 64. West wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Increasing clouds, with a low around 43. Northeast wind around 10 mph.
Tuesday
Partly sunny, with a high near 64. East wind around 5 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 46. Calm wind becoming southeast around 5 mph in the evening.
Wednesday
A 20 percent chance of showers before 2pm. Partly sunny, with a high near 67. Southeast wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
A slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 20%.
Thursday
A slight chance of showers between 8am and 2pm. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of showers after 2am. Mostly clear, with a low around 59.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 70.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Tallassee TN
 35.6°N 83.92°W (Elev. 1942 ft)
7:06 am EDT Mar 22, 2026
11am EDT Mar 22, 2026-6pm EDT Mar 28, 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