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.

A Few Clouds

82°F

28°C

Humidity 84%
Wind Speed SE 5 mph
Barometer 30.02 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 5 Aug 4:10 pm CDT
Extended Forecast for

5 Miles ENE Williamsport TN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 102. Calm wind.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 9pm. Otherwise, mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming southwest around 5 mph.

    High: 92 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.

    High: 90 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph.

    High: 92 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 102. Calm wind.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 9pm. Otherwise, mostly clear, with a low around 71. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 73. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. Calm wind.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 71. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Williamsport TN
 35.69°N 87.15°W (Elev. 614 ft)
Last Update:
1:31 pm CDT Aug 5, 2026
Forecast Valid:
4pm CDT Aug 5, 2026-6pm CDT Aug 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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