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

Hazardous Weather Conditions

Current conditions at

Columbia / Maury County (KMRC)

Lat: 35.55°NLon: 87.18°WElev: 676ft.

A Few Clouds

95°F

35°C

Humidity 36%
Wind Speed S 5 mph
Barometer 30.21 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 16 Sep 5:10 pm CDT
Extended Forecast for

3 Miles ENE Summertown TN

Heat Advisory September 16, 05:40pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 16, 05:40pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Heat index values as high as 101. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Calm wind.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72. Calm wind becoming south around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 96. South wind around 5 mph becoming calm in the morning.

    High: 96 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Calm wind becoming southeast around 5 mph.
Thursday
Sunny and hot, with a high near 97. Heat index values as high as 101. Calm wind becoming north northeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny and hot, with a high near 97. Calm wind.
Saturday Night
Partly cloudy, with a low around 72. Calm wind becoming south around 5 mph.
Sunday
Mostly sunny, with a high near 96. South wind around 5 mph becoming calm in the morning.
Sunday Night
Partly cloudy, with a low around 71. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Summertown TN
 35.45°N 87.28°W (Elev. 1001 ft)
Last Update:
1:31 pm CDT Sep 16, 2026
Forecast Valid:
5pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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