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

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.87 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 19 Jun 12:10 am CDT
Extended Forecast for

4 Miles E Williamsport TN

  • Overnight

    Overnight: A 30 percent chance of showers, mainly between 1am and 2am. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    Showers and
    Patchy Fog

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 7am. Otherwise, sunny, with a high near 87. Calm wind.

    High: 87 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 73. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 73 °F

    Chance
    T-storms then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 84. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 84 °F

    Showers then
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly between 1am and 2am. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Juneteenth
Mostly sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 61. Calm wind.
Saturday
Areas of fog before 7am. Otherwise, sunny, with a high near 87. Calm wind.
Saturday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Calm wind.
Sunday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 73. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm. High near 84. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Williamsport TN
 35.65°N 87.16°W (Elev. 699 ft)
Last Update:
10:31 pm CDT Jun 18, 2026
Forecast Valid:
12am CDT Jun 19, 2026-6pm CDT Jun 25, 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