Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Mostly Cloudy

79°F

26°C

Humidity 58%
Wind Speed SW 10 mph
Barometer 29.83 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 Jun 7:15 pm EDT
Extended Forecast for

6 Miles ENE Knoxville TN

  • Tonight

    Tonight: Mostly clear, with a low around 63. West wind around 5 mph becoming calm  in the evening.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 73. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 73 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 88. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 70%.

    High: 88 °F

    Breezy.
    Slight Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    Low: 69 °F

    Showers

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 82. West wind around 5 mph.  Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm.  Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 63. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 89. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Increasing clouds, with a low around 73. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Thursday Night
Showers and possibly a thunderstorm. Low around 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Juneteenth
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. West wind around 5 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 63.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Knoxville TN
 36°N 83.83°W (Elev. 860 ft)
7:06 pm EDT Jun 16, 2026
7pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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