Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

62°F

17°C

Humidity 31%
Wind Speed Vrbl 3 mph
Barometer 30.07 in (1018.0 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 18 Nov 12:53 pm EST
Extended Forecast for

5 Miles NNE Tallassee TN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 67. Southwest wind 5 to 10 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then showers and possibly a thunderstorm between 3am and 4am, then a chance of showers after 4am.  Low around 56. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 7am.  Patchy fog between 8am and 10am.  Otherwise, mostly cloudy, with a high near 67. West wind around 5 mph.

    High: 67 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. Southwest wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 69. Calm wind becoming west around 5 mph.

    High: 69 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 58. Calm wind becoming south around 5 mph.  Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 70. Southwest wind around 5 mph.  Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, then showers and possibly a thunderstorm after 1am.  Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers.  Partly sunny, with a high near 66. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 67. Southwest wind 5 to 10 mph.
Tonight
Showers and thunderstorms likely before 3am, then showers and possibly a thunderstorm between 3am and 4am, then a chance of showers after 4am. Low around 56. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers, mainly before 7am. Patchy fog between 8am and 10am. Otherwise, mostly cloudy, with a high near 67. West wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 54. Southwest wind around 5 mph becoming calm.
Thursday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 69. Calm wind becoming west around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Cloudy, with a low around 58. Calm wind becoming south around 5 mph. Chance of precipitation is 40%.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 70. Southwest wind around 5 mph. Chance of precipitation is 40%.
Friday Night
Showers likely, then showers and possibly a thunderstorm after 1am. Low around 60. Chance of precipitation is 80%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 63.
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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 pm EST Nov 18, 2025
1pm EST Nov 18, 2025-6pm EST Nov 24, 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