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

84°F

29°C

Humidity 70%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 17 Sep 9:10 am CDT
Extended Forecast for

3 Miles W Thompsons Station TN

Heat Advisory September 17, 09:31am until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 09:31am until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming north northwest around 5 mph.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Calm wind.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. Calm wind becoming south around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98. South southwest wind around 5 mph becoming calm in the afternoon.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Calm wind becoming south southwest around 5 mph.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind.
Tonight
Mostly clear, with a low around 74. Calm wind.
Friday
Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming north northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 73. Calm wind.
Saturday
Sunny and hot, with a high near 98. Calm wind.
Saturday Night
Mostly clear, with a low around 73. Calm wind becoming south around 5 mph.
Sunday
Sunny and hot, with a high near 98. South southwest wind around 5 mph becoming calm in the afternoon.
Sunday Night
Mostly clear, with a low around 72. Calm wind becoming south southwest around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. South southwest wind around 5 mph.
Monday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 40%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 68.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Thompsons Station TN
 35.82°N 87.06°W (Elev. 899 ft)
Last Update:
6:21 am CDT Sep 17, 2026
Forecast Valid:
9am 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