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Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Hazardous Weather Conditions

Current conditions at

Monroe County Airport (KMNV)

Lat: 35.55°NLon: 84.38°WElev: 1031ft.

Fair

90°F

32°C

Humidity 55%
Wind Speed NW 3 mph
Barometer 29.93 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 6 Sep 12:55 pm EDT
Extended Forecast for

2 Miles NW Madisonville TN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93. Heat index values as high as 102. North wind around 5 mph.

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm after midnight.

    Low: 68 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Partly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 90. Calm wind.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Calm wind becoming south around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93. Heat index values as high as 102. North wind around 5 mph.
Tonight
Partly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm after midnight.
Labor Day
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%.
Tuesday
Sunny and hot, with a high near 90. Calm wind.
Tuesday Night
Partly cloudy, with a low around 65. Calm wind becoming south around 5 mph.
Wednesday
Sunny and hot, with a high near 91. Calm wind.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 50%.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Madisonville TN
 35.54°N 84.37°W (Elev. 938 ft)
Last Update:
1:06 pm EDT Sep 6, 2026
Forecast Valid:
1pm EDT Sep 6, 2026-6pm EDT Sep 12, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation