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

McMinnville Warren County Memorial Airport (KRNC)

Lat: 35.7°NLon: 85.84°WElev: 1033ft.

Fair

86°F

30°C

Humidity 55%
Wind Speed Calm
Barometer 30.32 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Sep 10:35 am CDT
Extended Forecast for

Altamont TN

  • Today

    Today: Sunny, with a high near 89. Calm wind becoming northwest around 5 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming north around 5 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 68. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South southeast wind around 5 mph becoming calm in the afternoon.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 89. Calm wind becoming northwest around 5 mph.
Tonight
Mostly clear, with a low around 70. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming north around 5 mph.
Friday Night
Mostly clear, with a low around 69. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Calm wind.
Saturday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 68. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South southeast wind around 5 mph becoming calm in the afternoon.
Sunday Night
Partly cloudy, with a low around 67. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind.
Monday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 66.
Tuesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 84. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 65.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altamont TN
 35.44°N 85.73°W (Elev. 1841 ft)
Last Update:
6:21 am CDT Sep 17, 2026
Forecast Valid:
10am CDT Sep 17, 2026-6pm CDT Sep 23, 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