Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

80°F

27°C

Humidity 67%
Wind Speed SW 14 mph
Barometer 30.01 in (1015.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 19 Jun 3:53 pm EDT
Extended Forecast for

5 Miles SSW Knoxville TN

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 82. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm.  Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87. Calm wind.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 90. Calm wind.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 93. Calm wind.

    High: 93 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

Detailed Forecast

Juneteenth
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87. Calm wind.
Friday Night
Mostly clear, with a low around 66. Calm wind.
Saturday
Sunny and hot, with a high near 90. Calm wind.
Saturday Night
Mostly clear, with a low around 69. Calm wind.
Sunday
Sunny and hot, with a high near 93. Calm wind.
Sunday Night
Mostly clear, with a low around 72.
Monday
Sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny and hot, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Sunny and hot, with a high near 95.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
A slight chance of showers and thunderstorms. Sunny and hot, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Knoxville TN
 35.89°N 83.98°W (Elev. 899 ft)
2:18 pm EDT Jun 19, 2025
4pm EDT Jun 19, 2025-6pm EDT Jun 26, 2025
 
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Additional Resources

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Hourly Weather Forecast

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