Severe Thunderstorms in the Central U.S.; Heavy to Excessive Rainfall in the Ohio Valley and Central Appalachians

Severe thunderstorms producing damaging winds, hail, and a few tornadoes are expected through Tuesday across parts of the central Plains and lower to mid Missouri Valley. Heavy to excessive rainfall could produce flooding across portions of the Ohio Valley into the Central Appalachians through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Mostly Cloudy

75°F

24°C

Humidity 89%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 17 Jun 1:55 am EDT
Extended Forecast for

2 Miles W Mascot TN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly before 4am.  Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 11am.  Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 2am.  Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 84. Southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    High: 84 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am.  Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph.  Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 83. Southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 83 °F

    Chance
    T-storms then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Low around 68. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%.

    Low: 68 °F

    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 69. Calm wind.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 84. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Juneteenth
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 83. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny and hot, with a high near 90.
Saturday Night
Mostly clear, with a low around 70.
Sunday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92.
Sunday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.
Monday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mascot TN
 36.06°N 83.82°W (Elev. 1181 ft)
1:16 am EDT Jun 17, 2025
2am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
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Additional Resources

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