Heavy Snow in the Northern Plains and Upper Midwest; Severe Thunderstorms in the Southern U.S.

In the north-central U.S., a storm will bring heavy snow and gusty to high winds over parts of the northern Plains and Upper Midwest today before moving across the Great Lakes with heavy lake effect snow Wednesday into Thanksgiving Day. Isolated severe thunderstorms are likely across parts of the Southeast/Deep South, mainly from this morning into early evening. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

61°F

16°C

Humidity 87%
Wind Speed W 7 mph
Barometer 29.96 in (1014.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 25 Nov 11:53 am EST
Extended Forecast for

4 Miles ENE Tallassee TN

Wind Advisory November 25, 12:52pm until November 25, 04:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory November 25, 12:52pm until November 25, 04:00pm

    NOW until 4:00pm Tue

    Wind Advisory

  • This Afternoon

    High: 62 °F

    Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then a slight chance of showers after 1am.  Low around 52. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 35 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 43 by 5pm. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 54 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 41. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 41 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 37. Northwest wind around 5 mph.

    High: 37 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 62. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before midnight, then a slight chance of showers after 1am. Low around 52. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 43 by 5pm. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 31. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thanksgiving Day
Sunny, with a high near 41. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 26. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 37. Northwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 48.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 36.
Sunday
Showers likely. Mostly cloudy, with a high near 50. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers. Cloudy, with a low around 37.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Tallassee TN
 35.57°N 83.87°W (Elev. 2083 ft)
12:31 pm EST Nov 25, 2025
12pm EST Nov 25, 2025-6pm EST Dec 1, 2025
 
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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