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.

Fair

91°F

33°C

Humidity 44%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 17 Sep 11:10 am CDT
Extended Forecast for

3 Miles WNW Summertown TN

Heat Advisory September 17, 11:39am until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 11:39am until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 96 °F

    Sunny

  • Tonight

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

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming north around 5 mph.

    High: 96 °F

    Sunny

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

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 96. Calm wind becoming south southwest around 5 mph.

    High: 96 °F

    Sunny

  • Sunday Night

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

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 102. Calm wind.
Tonight
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming north 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
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny, with a high near 96. Calm wind becoming south southwest around 5 mph.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Calm wind becoming southwest around 5 mph.
Monday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Summertown TN
 35.46°N 87.39°W (Elev. 981 ft)
Last Update:
6:21 am CDT Sep 17, 2026
Forecast Valid:
11am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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