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

Areas of Excessive Rainfall; Refreshingly Cool Air Remains over Much of the Central and Eastern U.S.

Heavy thunderstorms may bring excessive rainfall and possible flooding over parts of the northern Gulf Coast Friday and over parts of Texas and New Mexico Friday through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures over much of the central and eastern U.S. into this weekend. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

74°F

23°C

Humidity 45%
Wind Speed W 3 mph
Barometer 30.11 in (1018.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 28 Aug 7:53 pm EDT
Extended Forecast for

5 Miles NNW Greenback TN

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 85. Calm wind.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming northeast around 5 mph.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. Northeast wind around 5 mph becoming calm.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85. Calm wind becoming north around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Labor Day

    Labor Day: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Calm wind.
Friday
Sunny, with a high near 85. Calm wind.
Friday Night
Partly cloudy, with a low around 60. Calm wind.
Saturday
Sunny, with a high near 85. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 60. Northeast wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 85. Calm wind becoming north around 5 mph.
Sunday Night
Partly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening.
Labor Day
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Greenback TN
 35.71°N 84.22°W (Elev. 997 ft)
Last Update:
7:06 pm EDT Aug 28, 2025
Forecast Valid:
8pm EDT Aug 28, 2025-6pm EDT Sep 4, 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