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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Cottontown TN

  • Overnight

    Overnight: Mostly clear, with a low around 19. Calm wind.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 47. Light south southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 4pm. Cloudy, with a high near 57. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Cloudy then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 10pm. Cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Mostly cloudy, with a high near 57. South southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 36. North wind around 5 mph becoming calm after midnight.

    Low: 36 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 59. Calm wind.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 37. Calm wind.

    Low: 37 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 19. Calm wind.
Tuesday
Partly sunny, with a high near 47. Light south southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 41. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 50 percent chance of showers, mainly after 4pm. Cloudy, with a high near 57. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Showers likely, mainly after 10pm. Cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday
Showers likely, mainly before noon. Mostly cloudy, with a high near 57. South southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 36. North wind around 5 mph becoming calm after midnight.
Friday
Sunny, with a high near 59. Calm wind.
Friday Night
Clear, with a low around 37. Calm wind.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 40.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottontown TN
 36.47°N 86.57°W (Elev. 801 ft)
Last Update:
12:31 am CST Feb 24, 2026
Forecast Valid:
2am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
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