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

3 Miles ESE Cottontown TN

  • Today

    Today: Sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northeast wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. North northeast wind 5 to 10 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. North northeast wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86. Northeast wind 5 to 10 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. East northeast wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Labor Day

    Labor Day: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. East wind around 5 mph becoming west southwest in the afternoon.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. East southeast wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. South wind around 5 mph.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 60. Northeast wind around 5 mph.
Saturday
Sunny, with a high near 86. North northeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 58. North northeast wind around 5 mph.
Sunday
Sunny, with a high near 86. Northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 59. East northeast wind around 5 mph.
Labor Day
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. East wind around 5 mph becoming west southwest in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. East southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. South wind around 5 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Cottontown TN
 36.47°N 86.54°W (Elev. 692 ft)
Last Update:
12:30 am CDT Aug 29, 2025
Forecast Valid:
5am CDT Aug 29, 2025-6pm CDT Sep 4, 2025
 
Forecast Discussion
 
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Additional Resources

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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