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.

A Few Clouds

77°F

25°C

Humidity 54%
Wind Speed W 7 G 13 mph
Barometer 29.80 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 Jun 6:15 pm CDT
Extended Forecast for

7 Miles E Portland TN

  • Tonight

    Tonight: Mostly clear, with a low around 63. West wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after 4am. Increasing clouds, with a low around 76. South southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 87. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 87 °F

    Chance
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 67. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 67 °F

    Showers

  • Juneteenth

    Juneteenth: A slight chance of showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 82. North northwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. North northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming northeast around 5 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. Calm wind becoming south southeast around 5 mph.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 63. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 89. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 30 percent chance of showers, mainly after 4am. Increasing clouds, with a low around 76. South southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 87. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 67. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Juneteenth
A slight chance of showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 82. North northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 61. North northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 84. Calm wind becoming northeast around 5 mph.
Saturday Night
Partly cloudy, with a low around 65. Calm wind becoming south southeast around 5 mph.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 50%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Portland TN
 36.6°N 86.39°W (Elev. 761 ft)
Last Update:
3:21 pm CDT Jun 16, 2026
Forecast Valid:
6pm CDT Jun 16, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation