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.

Mostly Cloudy

82°F

28°C

Humidity 79%
Wind Speed W 12 G 18 mph
Barometer 30.06 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 12 Jul 12:10 pm CDT
Extended Forecast for

4 Miles NNE Williamsport TN

Flood Watch July 12, 12:25pm until July 12, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 12, 12:25pm until July 12, 06:00pm

    NOW until 6:00pm Sun

    Flood Watch

  • This Afternoon

    High: 84 °F

    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 5am. Areas of fog after 8pm. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms and
    Areas Fog

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 85. Calm wind becoming north northeast around 5 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Tuesday

    Tuesday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 85 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Patchy Fog

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 1pm. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 87. Calm wind. Chance of precipitation is 60%.

    High: 87 °F

    Areas Fog
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm, mainly before 5pm, then showers and thunderstorms likely after 5pm. High near 84. West wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 5am. Areas of fog after 8pm. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 85. Calm wind becoming north northeast around 5 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Tuesday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 68. Calm wind.
Wednesday
Showers likely and possibly a thunderstorm after 1pm. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 87. Calm wind. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 70. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph.
Thursday Night
Mostly clear, with a low around 72.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 72.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Williamsport TN
 35.69°N 87.21°W (Elev. 564 ft)
Last Update:
11:51 am CDT Jul 12, 2026
Forecast Valid:
12pm CDT Jul 12, 2026-6pm CDT Jul 18, 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