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.

Fair

66°F

19°C

Humidity 32%
Wind Speed N 9 G 18 mph
Barometer 30.07 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 14 May 1:35 pm CDT
Extended Forecast for

Cottontown TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. North wind 5 to 10 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. North wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 79. South southeast wind 5 to 10 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind 5 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 63. South wind 5 to 10 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 66. South southeast wind 5 to 10 mph.

    Low: 66 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 70. North wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 46. North wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 79. South southeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 61. South wind 5 to 10 mph.
Saturday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 63. South wind 5 to 10 mph.
Sunday
Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 66. South southeast wind 5 to 10 mph.
Monday
Sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottontown TN
 36.5°N 86.62°W (Elev. 807 ft)
Last Update:
1:31 pm CDT May 14, 2026
Forecast Valid:
1pm CDT May 14, 2026-6pm CDT May 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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