Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

39°F

4°C

Humidity 73%
Wind Speed Calm
Barometer 30.11 in (1019.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 18 Nov 3:53 am EST
Extended Forecast for

5 Miles NNE Tallassee TN

  • Today

    Today: Increasing clouds, with a high near 69. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 69 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers and thunderstorms likely.  Increasing clouds, with a low around 56. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 70. Southwest wind around 5 mph.

    High: 70 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. South wind around 5 mph becoming calm.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm.  Mostly cloudy, with a high near 71. Calm wind becoming west around 5 mph.

    High: 71 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight.  Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers, mainly after 1pm.  Mostly cloudy, with a high near 70. Southwest wind around 5 mph.

    High: 70 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers.  Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 1pm.  Mostly cloudy, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 69. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tonight
Showers and thunderstorms likely. Increasing clouds, with a low around 56. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 70. Southwest wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 56. South wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 71. Calm wind becoming west around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 40%.
Friday
A 50 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 70. Southwest wind around 5 mph.
Friday Night
Showers. Low around 59. Chance of precipitation is 80%.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 49.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Tallassee TN
 35.62°N 83.92°W (Elev. 1270 ft)
12:31 am EST Nov 18, 2025
4am EST Nov 18, 2025-6pm EST Nov 24, 2025
 
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Additional Resources

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