Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

52°F

11°C

Humidity 53%
Wind Speed Calm
Barometer 30.18 in (1021.8 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 19 Mar 11:53 pm EDT
Extended Forecast for

4 Miles ESE Tallassee TN

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 43. South wind around 10 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Mostly 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 64. West wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    High: 64 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 52. South wind around 10 mph.

    Low: 52 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69. South wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 2am.  Mostly clear, with a low around 54. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 54 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms before 8am.  Mostly sunny, with a high near 56.

    High: 56 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 43. South wind around 10 mph.
Friday
Mostly sunny, with a high near 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 52. Southwest wind around 15 mph, with gusts as high as 25 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 64. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 52. South wind around 10 mph.
Sunday
Sunny, with a high near 69. South wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 54. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
A 10 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 43.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Tallassee TN
 35.53°N 83.87°W (Elev. 4177 ft)
7:06 pm EDT Mar 19, 2026
12am 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