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 74%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 6 Sep 9:50 am CDT
Extended Forecast for

3 Miles ENE Williamsport TN

Heat Advisory until September 6, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until September 6, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Today

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. Northeast wind around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Labor Day

    Labor Day: Mostly sunny, with a high near 91. East northeast wind around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. Calm wind becoming southeast around 5 mph after midnight.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. South southeast wind 5 to 10 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. South southeast wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. South wind around 5 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. Calm wind becoming south southwest around 5 mph.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 95. Heat index values as high as 102. Light north northwest wind becoming north 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 67. Northeast wind around 5 mph.
Labor Day
Mostly sunny, with a high near 91. East northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 69. Calm wind becoming southeast around 5 mph after midnight.
Tuesday
Sunny, with a high near 92. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 70. South southeast wind around 5 mph.
Wednesday
Sunny, with a high near 94. South wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 71. Calm wind becoming south southwest around 5 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming west southwest around 5 mph in the morning.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 91.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 66.
Saturday
A 30 percent chance of showers. Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Williamsport TN
 35.67°N 87.18°W (Elev. 699 ft)
Last Update:
5:26 am CDT Sep 6, 2026
Forecast Valid:
10am CDT Sep 6, 2026-6pm CDT Sep 12, 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