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.

Fair

79°F

26°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 13 Aug 9:30 am CDT
Extended Forecast for

3 Miles ENE Williamsport TN

Flood Watch until August 13, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until August 13, 07:00pm

    NOW until 7:00pm Wed

    Flood Watch

  • Today

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 98. Calm wind.

    High: 91 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Areas of fog after midnight. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms then
    Areas Fog

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 94. Calm wind.

    High: 94 °F

    Areas Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 96. Calm wind.

    High: 96 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 91. Heat index values as high as 99. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 71. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 98. Calm wind.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Areas of fog after midnight. Otherwise, partly cloudy, with a low around 70. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 94. Calm wind.
Friday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 70. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 96. Calm wind.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny, with a high near 96. Calm wind.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Williamsport TN
 35.67°N 87.18°W (Elev. 699 ft)
Last Update:
6:08 am CDT Aug 13, 2025
Forecast Valid:
10am CDT Aug 13, 2025-6pm CDT Aug 19, 2025
 
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