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.

Mostly Cloudy

93°F

34°C

Humidity 44%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 16 Sep 2:15 pm CDT
Extended Forecast for

6 Miles SSE Summitville TN

Heat Advisory September 16, 02:36pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 16, 02:36pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. Calm wind becoming south southeast around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96. Heat index values as high as 100. Calm wind becoming north northwest around 5 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Calm wind becoming north around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. Heat index values as high as 99. Calm wind becoming northeast around 5 mph.
Tonight
Mostly clear, with a low around 71. Calm wind becoming south southeast around 5 mph.
Thursday
Sunny, with a high near 96. Heat index values as high as 100. Calm wind becoming north northwest around 5 mph.
Thursday Night
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny, with a high near 95. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 71. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind.
Saturday Night
Partly cloudy, with a low around 71. Calm wind becoming south southeast around 5 mph after midnight.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. South southeast wind around 5 mph becoming calm in the afternoon.
Sunday Night
Partly cloudy, with a low around 70.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 69.
Tuesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Summitville TN
 35.45°N 85.95°W (Elev. 1099 ft)
Last Update:
1:31 pm CDT Sep 16, 2026
Forecast Valid:
2pm CDT Sep 16, 2026-6pm CDT Sep 22, 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