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

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

92°F

33°C

Humidity 51%
Wind Speed Calm
Barometer 30.09 in (1017.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 3 Sep 12:53 pm EDT
Extended Forecast for

4 Miles N Rockford TN

Heat Advisory until September 4, 08:00pm
Heat Advisory September 3, 01:06pm until September 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory until September 4, 08:00pm
    Heat Advisory September 3, 01:06pm until September 4, 08:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 98 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 103. Calm wind.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. Calm wind.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. North wind around 5 mph becoming calm.

    Low: 71 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92. Calm wind becoming north around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 98. Heat index values as high as 102. Calm wind.
Tonight
Mostly clear, with a low around 74. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 103. Calm wind.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. Calm wind.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. North wind around 5 mph becoming calm.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.
Labor Day
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67.
Tuesday
Mostly sunny and hot, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Sunny and hot, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Rockford TN
 35.89°N 83.95°W (Elev. 886 ft)
Last Update:
7:06 am EDT Sep 3, 2026
Forecast Valid:
1pm EDT Sep 3, 2026-6pm EDT Sep 9, 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