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

37°F

3°C

Humidity 87%
Wind Speed S 3 mph
Barometer 29.87 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 1 Jan 8:35 pm CST
Extended Forecast for

Cottontown TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. West southwest wind around 5 mph becoming calm.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 4pm. Cloudy, with a high near 50. Calm wind becoming east around 5 mph.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 7pm and 8pm. Mostly cloudy, with a low around 39. Calm wind becoming north northeast around 5 mph in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 48. North northeast wind 5 to 10 mph.

    High: 48 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. North northwest wind around 5 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 45. North wind around 5 mph becoming calm in the afternoon.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. Calm wind becoming south around 5 mph after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 56. South southwest wind 5 to 10 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. South wind around 10 mph.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. West southwest wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers after 4pm. Cloudy, with a high near 50. Calm wind becoming east around 5 mph.
Friday Night
Showers likely, mainly between 7pm and 8pm. Mostly cloudy, with a low around 39. Calm wind becoming north northeast around 5 mph in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 48. North northeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 27. North northwest wind around 5 mph.
Sunday
Sunny, with a high near 45. North wind around 5 mph becoming calm in the afternoon.
Sunday Night
Mostly cloudy, with a low around 31. Calm wind becoming south around 5 mph after midnight.
Monday
Sunny, with a high near 56. South southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 44. South wind around 10 mph.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 61.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cottontown TN
 36.49°N 86.57°W (Elev. 886 ft)
Last Update:
6:01 pm CST Jan 1, 2026
Forecast Valid:
8pm CST Jan 1, 2026-6pm CST Jan 8, 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