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 57%
Wind Speed S 16 G 26 mph
Barometer 29.67 in (1003.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Mar 9:53 pm EDT
Extended Forecast for

3 Miles NNE Tallassee TN

High Wind Warning March 15, 10:06pm until March 16, 10:00am
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning March 15, 10:06pm until March 16, 10:00am

    NOW until 10:00am Mon

    High Wind Warning

  • Tonight

    Low: 41 °F

    Windy. Mostly
    Cloudy then
    Heavy Rain

  • Monday

    Monday: Rain showers before 2pm, then a chance of snow showers. The rain could be heavy at times. Some thunder is also possible.  Temperature falling to around 35 by 5pm. Breezy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Heavy Rain
    and Breezy
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A slight chance of flurries before 8pm, then a slight chance of snow showers between 8pm and 2am.  Mostly cloudy, with a low around 23. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 49 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. South wind around 5 mph.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 41. Windy, with a south wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Rain showers before 2pm, then a chance of snow showers. The rain could be heavy at times. Some thunder is also possible. Temperature falling to around 35 by 5pm. Breezy, with a west wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
A slight chance of flurries before 8pm, then a slight chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 23. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 36. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 24. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 34. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 71.
Saturday Night
A 10 percent chance of showers. Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 72.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Tallassee TN
 35.6°N 83.92°W (Elev. 1942 ft)
9:26 pm EDT Mar 15, 2026
10pm EDT Mar 15, 2026-6pm EDT Mar 22, 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