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

55°F

13°C

Humidity 100%
Wind Speed S 5 mph
Barometer 29.98 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 8 Oct 3:35 am CDT
Extended Forecast for

3 Miles N Cottontown TN

  • Today

    Today: Sunny, with a high near 83. Light and variable wind becoming north northeast 5 to 10 mph in the morning.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 56. East northeast wind around 5 mph.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 87. East southeast wind 5 to 10 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 61. Southeast wind around 5 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers, mainly after 1pm. High near 76. East wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 60. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    Low: 60 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 72. South southeast wind around 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 81. West southwest wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 83. Light and variable wind becoming north northeast 5 to 10 mph in the morning.
Tonight
Clear, with a low around 56. East northeast wind around 5 mph.
Friday
Sunny, with a high near 87. East southeast wind 5 to 10 mph.
Friday Night
Increasing clouds, with a low around 61. Southeast wind around 5 mph.
Saturday
Showers, mainly after 1pm. High near 76. East wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 60. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 72. South southeast wind around 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 58. West southwest wind 5 to 10 mph.
Columbus Day
Mostly sunny, with a high near 81. West southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 81.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Cottontown TN
 36.52°N 86.59°W (Elev. 801 ft)
Last Update:
3:46 am CDT Oct 8, 2026
Forecast Valid:
4am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation