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

7 Miles E Portland TN

  • Overnight

    Overnight: A 20 percent chance of showers before 3am. Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 10 percent chance of showers before 7am. Mostly sunny, with a high near 84. Southwest wind around 5 mph.

    High: 84 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 3am. Mostly clear, with a low around 64. South southwest wind around 5 mph.

    Low: 64 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 80 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Calm wind becoming south around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. Southwest wind 5 to 10 mph.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 59. West wind around 5 mph becoming north after midnight. Chance of precipitation is 60%.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. North wind around 5 mph.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers before 3am. Partly cloudy, with a low around 61. Calm wind.
Wednesday
A 10 percent chance of showers before 7am. Mostly sunny, with a high near 84. Southwest wind around 5 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 3am. Mostly clear, with a low around 64. South southwest wind around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 61. Calm wind becoming south around 5 mph.
Friday
Sunny, with a high near 91. Southwest wind 5 to 10 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 59. West wind around 5 mph becoming north after midnight. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 74. North wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 53. North wind around 5 mph.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Portland TN
 36.6°N 86.39°W (Elev. 761 ft)
Last Update:
12:31 am CDT Sep 3, 2025
Forecast Valid:
1am CDT Sep 3, 2025-6pm CDT Sep 9, 2025
 
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