Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

61°F

16°C

Humidity 94%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 1 Apr 3:10 am EDT
Extended Forecast for

4 Miles S Powell TN

  • Overnight

    Overnight: Partly cloudy, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 81. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 61. Southwest wind around 5 mph.

    Low: 61 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 84. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 62. South wind 5 to 10 mph.

    Low: 62 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 82. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 81.

    High: 81 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm.  Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. Southwest wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 81. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 61. Southwest wind around 5 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. South wind 5 to 10 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 61. South wind around 5 mph.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 81.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 54. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm before 8am, then showers likely. High near 65. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Powell TN
 35.96°N 84.02°W (Elev. 1099 ft)
2:26 am EDT Apr 1, 2026
3am EDT Apr 1, 2026-6pm EDT Apr 7, 2026
 
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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