Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

88°F

31°C

Humidity 46%
Wind Speed W 12 mph
Barometer 29.93 in (1012.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 22 Aug 5:53 pm EDT
Extended Forecast for

4 Miles NE Rockford TN

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 10pm.  Partly cloudy, with a low around 66. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 62 °F

    Partly Cloudy

  • Monday

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

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. East wind around 5 mph becoming calm.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

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

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 8pm and 10pm. Partly cloudy, with a low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph.
Sunday Night
Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 86. Calm wind.
Monday Night
Partly cloudy, with a low around 63. Calm wind.
Tuesday
Mostly sunny, with a high near 87. East wind around 5 mph becoming calm.
Tuesday Night
Mostly clear, with a low around 65. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Rockford TN
 35.87°N 83.9°W (Elev. 1099 ft)
2:26 pm EDT Aug 22, 2026
6pm EDT Aug 22, 2026-6pm EDT Aug 29, 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