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

75°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 11 Aug 2:35 am CDT
Extended Forecast for

Mount Pleasant TN

Heat Advisory August 11, 10:00am until August 13, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the morning.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South southwest wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 109. West southwest wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. Calm wind becoming south southwest around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 96. West southwest wind around 5 mph.

    High: 96 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 97. Calm wind becoming west around 5 mph in the morning.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 74. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 75. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 109. West southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 76. Calm wind becoming south southwest around 5 mph.
Thursday
Mostly sunny, with a high near 96. West southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 77. Calm wind.
Friday
Mostly sunny and hot, with a high near 97. Calm wind becoming west around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 76. Calm wind.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Mostly clear, with a low around 76.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Pleasant TN
 35.56°N 87.19°W (Elev. 614 ft)
Last Update:
1:31 am CDT Aug 11, 2026
Forecast Valid:
2am CDT Aug 11, 2026-6pm CDT Aug 17, 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