The Work Week will Begin with Unsettled Weather from the Southern Plains to the Great Lakes

Unsettled weather is forecast to continue through the first half of the work week from the Southern Plains to the Great Lakes as a frontal system moves through. Isolated to scattered severe thunderstorms and flash flooding will be possible each day. Meanwhile, scattered showers and thunderstorms are expected across the Southwest and California, with isolated flash flooding possible. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

67°F

19°C

Humidity 93%
Wind Speed N 3 mph
Barometer 30.09 in (1017.9 mb)
Dewpoint 65°F (18°C)
Visibility 8.00 mi
Last update 22 Sep 12:53 am EDT
Extended Forecast for

5 Miles NNE Tallassee TN

  • Overnight

    Overnight: Partly cloudy, with a low around 64. Southeast wind around 5 mph.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 81. Southeast wind around 5 mph becoming southwest in the afternoon.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 64. Southeast wind around 5 mph.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 82. South wind around 5 mph becoming southwest in the afternoon.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph.  Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 79. Southeast wind around 5 mph becoming southwest in the afternoon.  Chance of precipitation is 50%.

    High: 79 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am.  Cloudy, with a low around 66. Southeast wind around 5 mph.  Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 8am.  High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 64. Southeast wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Southeast wind around 5 mph becoming southwest in the afternoon.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 64. Southeast wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. South wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Cloudy, with a low around 66. Southeast wind around 5 mph. Chance of precipitation is 70%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 8am. High near 74. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 64. Chance of precipitation is 80%.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Tallassee TN
 35.62°N 83.89°W (Elev. 1759 ft)
1:06 am EDT Sep 22, 2025
1am EDT Sep 22, 2025-6pm EDT Sep 28, 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