National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland Municipal Airport (K1M5)

Lat: 36.59°NLon: 86.48°WElev: 818ft.

Overcast

73°F

23°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 30.05 in
Dewpoint 73°F (23°C)
Visibility 8.00 mi
Last update 15 Jun 8:10 am CDT
Extended Forecast for

Cottontown TN

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84. West wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm. High near 83. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 83. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 83 °F

    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind around 10 mph.

    Low: 72 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. West wind around 10 mph. Chance of precipitation is 60%.

    High: 85 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84. West wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 70. Calm wind.
Monday
Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm. High near 83. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 83. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind around 10 mph.
Juneteenth
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. West wind around 10 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 68.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cottontown TN
 36.49°N 86.59°W (Elev. 899 ft)
Last Update:
5:38 am CDT Jun 15, 2025
Forecast Valid:
8am CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
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