National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

McMinnville Warren County Memorial Airport (KRNC)

Lat: 35.7°NLon: 85.84°WElev: 1033ft.

Fair

75°F

24°C

Humidity 83%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 17 Sep 9:35 pm CDT
Extended Forecast for

4 Miles S Smithville TN

Heat Advisory September 17, 09:53pm until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 09:53pm until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 96. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon.

    High: 96 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming northwest around 5 mph.

    High: 96 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. South wind around 5 mph becoming west southwest in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Calm wind becoming south around 5 mph.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the morning.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 96. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Calm wind.
Saturday
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming northwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 69. Calm wind.
Sunday
Mostly sunny, with a high near 95. South wind around 5 mph becoming west southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 68. Calm wind becoming south around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. North northeast wind around 5 mph becoming calm. Chance of precipitation is 40%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Smithville TN
 35.91°N 85.81°W (Elev. 1001 ft)
Last Update:
2:36 pm CDT Sep 17, 2026
Forecast Valid:
9pm CDT Sep 17, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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