National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

73°F

23°C

Humidity 64%
Wind Speed NW 3 mph
Barometer 30.20 in (1021.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 19 May 1:53 am EDT
Extended Forecast for

4 Miles SE Karns TN

  • Overnight

    Overnight: Partly cloudy, with a low around 67. Southwest wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 90. Southwest wind around 5 mph.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 88 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. West wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 85. Calm wind becoming northwest around 5 mph. Chance of precipitation is 90%.

    High: 85 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 65. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 84. Chance of precipitation is 80%.

    High: 84 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 67. Southwest wind around 5 mph.
Tuesday
Mostly sunny and hot, with a high near 90. Southwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. West wind around 5 mph becoming calm. Chance of precipitation is 40%.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 85. Calm wind becoming northwest around 5 mph. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 65. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 84. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%.
Saturday
Showers, with thunderstorms also possible after 8am. High near 81. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms. High near 83. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms. Low around 65. Chance of precipitation is 80%.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Karns TN
 35.92°N 84.08°W (Elev. 951 ft)
Last Update:
2:26 am EDT May 19, 2026
Forecast Valid:
2am EDT May 19, 2026-6pm EDT May 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation