Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

80°F

27°C

Humidity 35%
Wind Speed Calm
Barometer 30.04 in (1016.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Apr 2:53 pm EDT
Extended Forecast for

4 Miles SE Tallassee TN

  • Tonight

    Tonight: Mostly clear, with a low around 58. Northwest wind 5 to 9 mph becoming southeast after midnight.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 72. South wind 10 to 14 mph, with gusts as high as 29 mph.

    High: 72 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am.  Low around 41. Southwest wind 11 to 16 mph becoming north northwest after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers

  • Sunday

    Sunday: Showers, mainly before 8am.  High near 49. North wind 15 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. North northwest wind 7 to 14 mph becoming east southeast after midnight. Winds could gust as high as 22 mph.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Northwest wind 5 to 9 mph becoming southeast after midnight.
Saturday
Increasing clouds, with a high near 72. South wind 10 to 14 mph, with gusts as high as 29 mph.
Saturday Night
A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 41. Southwest wind 11 to 16 mph becoming north northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers, mainly before 8am. High near 49. North wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Clear, with a low around 39. North northwest wind 7 to 14 mph becoming east southeast after midnight. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Tallassee TN
 35.5°N 83.88°W (Elev. 3720 ft)
2:25 pm EDT Apr 17, 2026
3pm EDT Apr 17, 2026-6pm EDT Apr 24, 2026
 
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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