Heavy Rain and Flooding Threat in the Ohio Valley

Gulf moisture will combine with a cold front and will bring heavy rain and scattered flash flooding over parts of the Mid-South into the Ohio Valley through the morning and the Ohio Valley and Central Appalachians on Tuesday. Showers and thunderstorms, some severe, are expected over the Southern Rockies/Southern High Plains on Tuesday. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Overcast

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 7 Oct 6:15 am EDT
Extended Forecast for

3 Miles E Heiskell TN

  • Today

    Today: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am.  Low around 65. South wind around 5 mph becoming southwest after midnight.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 8am, then a slight chance of showers between 8am and 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 74. North wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Northeast wind around 5 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Northeast wind around 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 73. Northeast wind around 5 mph becoming calm.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 65. South wind around 5 mph becoming southwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms likely before 8am, then a slight chance of showers between 8am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 74. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 52. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 73. Northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 49. Northeast wind around 5 mph.
Friday
Sunny, with a high near 73. Northeast wind around 5 mph becoming calm.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 48.
Columbus Day
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Heiskell TN
 36.12°N 83.98°W (Elev. 892 ft)
1:31 am EDT Oct 7, 2025
6am EDT Oct 7, 2025-6pm EDT Oct 13, 2025
 
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Additional Resources

Radar & Satellite Image

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