Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. 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. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

63°F

17°C

Humidity 52%
Wind Speed S 17 G 26 mph
Barometer 29.98 in (1014.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 Mar 8:53 am EDT
Extended Forecast for

3 Miles S Tallassee TN

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

    NOW until 10:00am Mon

    High Wind Warning

  • Today

    High: 70 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tonight

    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 39. Breezy, with a south wind 15 to 25 mph, with gusts as high as 45 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Breezy.
    Mostly Cloudy
    then Heavy
    Rain

  • Monday

    Monday: Rain showers before 2pm, then a chance of snow showers. The rain could be heavy at times.  Temperature falling to around 35 by 5pm. West wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Heavy Rain
    then
    Rain/Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow showers, mainly before 8pm.  Mostly cloudy, with a low around 21. Northwest wind around 15 mph, with gusts as high as 35 mph.

    Low: 21 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37. West wind around 10 mph, with gusts as high as 25 mph.

    High: 37 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 51. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 51 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 70. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
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 39. Breezy, with a south wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Rain showers before 2pm, then a chance of snow showers. The rain could be heavy at times. Temperature falling to around 35 by 5pm. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
A 30 percent chance of snow showers, mainly before 8pm. Mostly cloudy, with a low around 21. Northwest wind around 15 mph, with gusts as high as 35 mph.
Tuesday
Mostly sunny, with a high near 37. West wind around 10 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 51. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Partly sunny, with a high near 68.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Tallassee TN
 35.51°N 83.93°W (Elev. 1939 ft)
9:21 am EDT Mar 15, 2026
9am EDT Mar 15, 2026-6pm EDT Mar 21, 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