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

79°F

26°C

Humidity 28%
Wind Speed N 6 mph
Barometer 30.02 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 6 Oct 2:35 pm CDT
Extended Forecast for

7 Miles E Portland TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Calm wind.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Calm wind becoming south around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. South wind around 5 mph becoming west in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55. North wind around 5 mph.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85. East northeast wind around 5 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. East northeast wind around 5 mph becoming southeast after midnight.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Calm wind.
Tonight
Mostly clear, with a low around 54. Calm wind becoming south around 5 mph.
Wednesday
Sunny, with a high near 84. South wind around 5 mph becoming west in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 85. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 55. North wind around 5 mph.
Friday
Sunny, with a high near 85. East northeast wind around 5 mph.
Friday Night
Partly cloudy, with a low around 59. East northeast wind around 5 mph becoming southeast after midnight.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph.
Saturday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Columbus Day
Partly sunny, with a high near 77.
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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:
1:31 pm CDT Oct 6, 2026
Forecast Valid:
2pm CDT Oct 6, 2026-6pm CDT Oct 12, 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