Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

74°F

23°C

Humidity 76%
Wind Speed SW 8 mph
Barometer 29.93 in (1012.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 22 Jun 4:53 am EDT
Extended Forecast for

4 Miles SW Tallassee TN

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 70. Southeast wind around 5 mph.

    Low: 70 °F

    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm.  High near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then showers likely.  Low around 66. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers between 11am and 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 82. North wind around 5 mph.

    High: 82 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 68. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 70. Southeast wind around 5 mph.
Monday
Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A 30 percent chance of showers between 11am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. North wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 61. Calm wind.
Wednesday
Sunny, with a high near 87. Calm wind.
Wednesday Night
Partly cloudy, with a low around 66. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Friday
A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny, with a high near 88. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Tallassee TN
 35.49°N 83.99°W (Elev. 899 ft)
2:26 am EDT Jun 22, 2026
4am EDT Jun 22, 2026-6pm EDT Jun 28, 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