National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Columbia / Maury County (KMRC)

Lat: 35.55°NLon: 87.18°WElev: 676ft.

Overcast

59°F

15°C

Humidity 82%
Wind Speed SW 13 mph
Barometer 29.91 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Feb 12:35 am CST
Extended Forecast for

Summertown TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. South southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 66. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 66 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 75. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 50. South southwest wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 66. West wind around 5 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 43. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly sunny, with a high near 62. East northeast wind around 5 mph becoming north in the afternoon.

    High: 62 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of rain showers before midnight, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 30. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Showers then
    Slight Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. South southwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Cloudy, with a high near 66. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 75. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 50. South southwest wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 66. West wind around 5 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43. Calm wind becoming east northeast around 5 mph after midnight.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 62. East northeast wind around 5 mph becoming north in the afternoon.
Saturday Night
A chance of rain showers before midnight, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 30. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 22.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summertown TN
 35.43°N 87.31°W (Elev. 994 ft)
Last Update:
12:31 am CST Feb 18, 2026
Forecast Valid:
12am CST Feb 18, 2026-6pm CST Feb 24, 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