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.

Fog/Mist

77°F

25°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 29.99 in
Dewpoint 77°F (25°C)
Visibility 5.00 mi
Heat Index78°F (26°C)
Last update 26 Jul 1:10 am CDT
Extended Forecast for

4 Miles WNW Williamsport TN

  • Overnight

    Overnight: A slight chance of showers and thunderstorms, then a chance of showers after 4am. Areas of fog. Otherwise, mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 105. Calm wind.

    High: 91 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms after 5am. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Patchy Fog
    then Slight
    Chance
    T-storms and
    Areas Fog

  • Monday

    Monday: A chance of showers and thunderstorms between 11am and 3pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 95. Heat index values as high as 107. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 40%.

    High: 95 °F

    Chance
    T-storms and
    Areas Fog

  • Monday Night

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

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 95. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 73. West northwest wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. North wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms, then a chance of showers after 4am. Areas of fog. Otherwise, mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Sunday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 105. Calm wind.
Sunday Night
A 10 percent chance of showers and thunderstorms after 5am. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 73. Calm wind.
Monday
A chance of showers and thunderstorms between 11am and 3pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 95. Heat index values as high as 107. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 76. Calm wind.
Tuesday
Sunny, with a high near 95. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 73. West northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 67. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Mostly sunny, with a high near 90.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 69.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsport TN
 35.65°N 87.29°W (Elev. 709 ft)
Last Update:
1:31 am CDT Jul 26, 2026
Forecast Valid:
1am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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