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 36%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 18 Sep 6:50 pm CDT
Extended Forecast for

2 Miles WNW Lynnville TN

Heat Advisory September 18, 07:06pm until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 07:06pm until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 102. Calm wind becoming northeast around 5 mph.

    High: 98 °F

    Hot

  • Saturday Night

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

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Heat index values as high as 100. South wind around 5 mph becoming calm.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Calm wind becoming south southwest around 5 mph.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 102. Calm wind becoming northeast around 5 mph.
Saturday Night
Partly cloudy, with a low around 71. Calm wind.
Sunday
Sunny and hot, with a high near 97. Heat index values as high as 100. South wind around 5 mph becoming calm.
Sunday Night
Partly cloudy, with a low around 69. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Calm wind becoming south southwest around 5 mph.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67. Calm wind.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Lynnville TN
 35.39°N 87.04°W (Elev. 801 ft)
Last Update:
7:01 pm CDT Sep 18, 2026
Forecast Valid:
7pm CDT Sep 18, 2026-6pm CDT Sep 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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