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

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Aug 1:10 am CDT
Extended Forecast for

Primm Springs TN

Extreme Heat Warning August 15, 01:36am until August 16, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 15, 01:36am until August 16, 07:00pm

    NOW until 7:00pm Sun

    Extreme Heat Warning

  • Overnight

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind becoming west southwest around 5 mph.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming west around 5 mph in the morning.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • 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 95. Calm wind becoming northwest around 5 mph.

    High: 95 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind becoming west southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Calm wind.
Sunday
Sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming west around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 77. Calm wind.
Monday
Sunny and hot, with a high near 97. Calm wind becoming north northwest around 5 mph in the afternoon.
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 95. Calm wind becoming northwest around 5 mph.
Tuesday Night
Mostly clear, with a low around 72. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 69.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Primm Springs TN
 35.79°N 87.28°W (Elev. 600 ft)
Last Update:
1:31 am CDT Aug 15, 2026
Forecast Valid:
1am CDT Aug 15, 2026-6pm CDT Aug 21, 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