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.

Overcast

82°F

28°C

Humidity 65%
Wind Speed W 8 mph
Barometer 30.06 in (1016.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 13 Jul 6:53 pm EDT
Extended Forecast for

3 Miles NNW Rockford TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.

    High: 92 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 72. Northwest wind around 5 mph becoming calm.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Heat index values as high as 105. Calm wind.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny and hot, with a high near 93. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 72. Northwest wind around 5 mph becoming calm.
Tuesday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Heat index values as high as 105. Calm wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Calm wind.
Wednesday
A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny and hot, with a high near 93. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday
A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Partly sunny and hot, with a high near 91. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Rockford TN
 35.87°N 83.95°W (Elev. 823 ft)
Last Update:
7:26 pm EDT Jul 13, 2025
Forecast Valid:
8pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025
 
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