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

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 51. Northeast wind around 5 mph.

    High: 51 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. East wind around 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 57. East southeast wind around 5 mph becoming calm in the afternoon.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 36. Calm wind.

    Low: 36 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 40 percent chance of rain after noon. Mostly cloudy, with a high near 58. Calm wind becoming south around 5 mph in the morning.

    High: 58 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 49. Southeast wind 5 to 10 mph. Chance of precipitation is 100%.

    Low: 49 °F

    Rain Likely
    then Rain

  • Sunday

    Sunday: Rain. High near 59. Southeast wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 100%.

    High: 59 °F

    Rain then
    Rain Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 44. North wind 5 to 10 mph.

    Low: 44 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 61. Northeast wind around 5 mph becoming calm in the morning.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 51. Northeast wind around 5 mph.
Tonight
Partly cloudy, with a low around 33. East wind around 5 mph.
Friday
Sunny, with a high near 57. East southeast wind around 5 mph becoming calm in the afternoon.
Friday Night
Increasing clouds, with a low around 36. Calm wind.
Saturday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 58. Calm wind becoming south around 5 mph in the morning.
Saturday Night
Rain. Low around 49. Southeast wind 5 to 10 mph. Chance of precipitation is 100%.
Sunday
Rain. High near 59. Southeast wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 100%.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 44. North wind 5 to 10 mph.
Washington's Birthday
Mostly sunny, with a high near 61. Northeast wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly cloudy, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 68.
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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:
9:47 am CST Feb 12, 2026
Forecast Valid:
12pm CST Feb 12, 2026-6pm CST Feb 18, 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