Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

40°F

4°C

Humidity 89%
Wind Speed NE 3 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 24 Nov 5:53 am EST
Extended Forecast for

5 Miles NNE Tallassee TN

  • Today

    Today: Mostly sunny, with a high near 65. East wind around 5 mph becoming south in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 5am.  Increasing clouds, with a low around 55. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 1pm.  High near 64. South wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 4am, then showers likely.  Low around 55. South wind 5 to 10 mph.  Chance of precipitation is 90%.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 1pm.  Partly sunny, with a high near 58. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. Northwest wind 5 to 10 mph.

    Low: 32 °F

    Mostly Clear

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 42. West wind 5 to 10 mph.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 65. East wind around 5 mph becoming south in the afternoon.
Tonight
A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 55. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Showers, with thunderstorms also possible after 1pm. High near 64. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 55. South wind 5 to 10 mph. Chance of precipitation is 90%.
Wednesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 58. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 32. Northwest wind 5 to 10 mph.
Thanksgiving Day
Sunny, with a high near 42. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 49.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 37.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Tallassee TN
 35.62°N 83.89°W (Elev. 1759 ft)
12:31 am EST Nov 24, 2025
6am EST Nov 24, 2025-6pm EST Nov 30, 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