Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Monroe County Airport (KMNV)

Lat: 35.55°NLon: 84.38°WElev: 1031ft.

Fair

84°F

29°C

Humidity 58%
Wind Speed W 5 mph
Barometer 29.95 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 22 Aug 7:15 pm EDT
Extended Forecast for

2 Miles SW Madisonville TN

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 11pm.  Patchy fog after 4am.  Otherwise, increasing clouds, with a low around 65. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 87. Calm wind.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 9pm and 11pm. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 65. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 61. Calm wind.
Monday
Sunny, with a high near 87. Calm wind.
Monday Night
Partly cloudy, with a low around 62. Calm wind.
Tuesday
Mostly sunny, with a high near 88. Calm wind.
Tuesday Night
Mostly clear, with a low around 65. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A slight chance of thunderstorms. Mostly clear, with a low around 66. Chance of precipitation is 10%.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Madisonville TN
 35.49°N 84.4°W (Elev. 981 ft)
7:06 pm EDT Aug 22, 2026
7pm EDT Aug 22, 2026-6pm EDT Aug 29, 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