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.

Partly Cloudy

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Aug 10:50 pm CDT
Extended Forecast for

Mount Pleasant TN

Extreme Heat Warning August 15, 11:09pm until August 16, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 15, 11:09pm until August 16, 07:00pm

    NOW until 7:00pm Sun

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. Calm wind.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 110. Calm wind becoming west northwest around 5 mph in the morning.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 73. North northwest wind around 5 mph becoming calm.

    Low: 73 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 93. Calm wind becoming north around 5 mph.

    High: 93 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

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

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 75. Calm wind.
Sunday
Sunny and hot, with a high near 99. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 78. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 110. Calm wind becoming west northwest around 5 mph in the morning.
Monday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 73. North northwest wind around 5 mph becoming calm.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 93. Calm wind becoming north around 5 mph.
Tuesday Night
Mostly clear, with a low around 71. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Pleasant TN
 35.54°N 87.19°W (Elev. 699 ft)
Last Update:
6:41 pm CDT Aug 15, 2026
Forecast Valid:
11pm CDT Aug 15, 2026-6pm CDT Aug 22, 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