Enhanced Risk for Severe Thunderstorms Across the Upper Midwest; Flash Flooding Possible from the Upper Midwest to Southern Plains and Desert Southwest Through Friday

Portions of the Upper Midwest will see an increased threat for severe thunderstorms through this evening, with a few strong tornadoes possible. The same region remains on alert for additional flash flood concerns. Heavy rainfall may lead to flash flooding across the Desert Southwest today, and Southern Plains by Friday. Finally, Major-to-record river flooding continues across the Carolinas. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

83°F

28°C

Humidity 65%
Wind Speed SW 6 mph
Barometer 30.17 in (1020.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 20 Sep 11:53 am EDT
Extended Forecast for

5 Miles E Madisonville TN

  • This
    Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph.

    Hot

    High: 90 °F

  • Tonight

    Tonight: Mostly clear, with a low around 69. South wind around 5 mph.

    Mostly Clear

    Low: 69 °F

  • Friday

    Friday: Mostly sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    Mostly Sunny

    High: 88 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 66. Calm wind.

    Partly Cloudy

    Low: 66 °F

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.

    Chance
    T-storms

    High: 87 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66.

    Chance
    T-storms

    Low: 66 °F

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 82.

    Chance
    T-storms

    High: 82 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66.

    Chance
    T-storms

    Low: 66 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83.

    Chance
    T-storms

    High: 83 °F

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph.
Tonight
Mostly clear, with a low around 69. South wind around 5 mph.
Friday
Mostly sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 66. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Click Map For Forecast
Point Forecast:
5 Miles E Madisonville TN
 35.53°N 84.26°W (Elev. 892 ft)
11:29 am EDT Sep 20, 2018
12pm EDT Sep 20, 2018-6pm EDT Sep 26, 2018
 
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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