Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

68°F

20°C

Humidity 59%
Wind Speed S 15 G 22 mph
Barometer 29.71 in (1005.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 15 Mar 8:53 pm EDT
Extended Forecast for

4 Miles ESE Tallassee TN

High Wind Warning March 15, 09:37pm until March 16, 10:00am
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning March 15, 09:37pm until March 16, 10:00am

    NOW until 10:00am Mon

    High Wind Warning

  • Tonight

    Low: 54 °F

    Windy. Mostly
    Cloudy then
    Heavy Rain

  • Monday

    Monday: Rain showers before 11am, then snow showers likely. The rain and snow could be heavy at times. Some thunder is also possible.  Temperature falling to around 24 by 5pm. Windy, with a west wind 20 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 39 °F

    Rain/Snow and
    Windy then
    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: A slight chance of snow showers or flurries before 8pm, then a slight chance of snow showers between 8pm and 2am.  Mostly cloudy, with a low around 17. Wind chill values between 1 and 8. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 45 mph.  Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow Showers
    and Blustery

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 25. Wind chill values between 2 and 12. West wind around 15 mph, with gusts as high as 30 mph.

    High: 25 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. Northwest wind 5 to 10 mph becoming southeast in the evening.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 38. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 38 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Southeast wind 5 to 10 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 5am. Some of the storms could produce heavy rainfall. Steady temperature around 54. Windy, with a south wind 30 to 35 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Rain showers before 11am, then snow showers likely. The rain and snow could be heavy at times. Some thunder is also possible. Temperature falling to around 24 by 5pm. Windy, with a west wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday Night
A slight chance of snow showers or flurries before 8pm, then a slight chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 17. Wind chill values between 1 and 8. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 25. Wind chill values between 2 and 12. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 19. Northwest wind 5 to 10 mph becoming southeast in the evening.
Wednesday
Mostly cloudy, with a high near 38. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 30. Southeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 61.
Saturday Night
A 10 percent chance of showers. Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Tallassee TN
 35.53°N 83.87°W (Elev. 4177 ft)
9:26 pm EDT Mar 15, 2026
9pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
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