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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

89°F

32°C

Humidity 47%
Wind Speed N 10 mph
Barometer 30.02 in (1015.1 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 28 Aug 3:53 pm EDT
Extended Forecast for

2 Miles NNW Friendsville TN

  • Tonight

    Tonight: Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 90. Heat index values as high as 97. Northeast wind around 5 mph becoming calm.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm.

    Low: 69 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 90. Heat index values as high as 97. Calm wind.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 93.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 90. Heat index values as high as 97. Northeast wind around 5 mph becoming calm.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm.
Sunday
Mostly sunny and hot, with a high near 90. Heat index values as high as 97. Calm wind.
Sunday Night
Partly cloudy, with a low around 70. Calm wind.
Monday
Sunny and hot, with a high near 91. Calm wind.
Monday Night
Mostly clear, with a low around 71. Calm wind.
Tuesday
Sunny and hot, with a high near 93.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.
Wednesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93.
Thursday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.
Friday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Friendsville TN
 35.79°N 84.15°W (Elev. 814 ft)
Last Update:
2:31 pm EDT Aug 28, 2026
Forecast Valid:
4pm EDT Aug 28, 2026-6pm EDT Sep 4, 2026
 
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Additional Resources

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