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

Severe thunderstorms are possible from the Ohio Valley to the central Plains this evening, and the threat will expand into 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 Alaska through this evening and for the Four Corners region through Monday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

87°F

31°C

Humidity 35%
Wind Speed SW 10 mph
Barometer 29.94 in (1012.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 21 Jun 4:53 pm EDT
Extended Forecast for

2 Miles SSW Lenoir City TN

  • Tonight

    Tonight: A 10 percent chance of showers after 4am.  Partly cloudy, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms, mainly after 3pm.  High near 85. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 85 °F

    Chance
    Showers then
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms before midnight, then a chance of showers.  Low around 67. West wind 5 to 10 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 67 °F

    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A 10 percent chance of showers before 7am.  Mostly sunny, with a high near 83. Northwest wind around 5 mph.

    High: 83 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. North wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 68. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 10 percent chance of showers after 4am. Partly cloudy, with a low around 71. Southwest wind around 5 mph.
Monday
Showers and thunderstorms, mainly after 3pm. High near 85. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and thunderstorms before midnight, then a chance of showers. Low around 67. West wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A 10 percent chance of showers before 7am. Mostly sunny, with a high near 83. Northwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 62. North wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 86. Calm wind.
Wednesday Night
Mostly clear, with a low around 66. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Friday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Lenoir City TN
 35.78°N 84.29°W (Elev. 801 ft)
2:26 pm EDT Jun 21, 2026
5pm EDT Jun 21, 2026-6pm EDT Jun 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database