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.

Overcast

68°F

20°C

Humidity 88%
Wind Speed SE 5 mph
Barometer 30.17 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 6 Oct 7:15 am CDT
Extended Forecast for

2 Miles E Portland TN

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Mostly cloudy, with a high near 81. South southeast wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. East southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 76. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 76 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 61. Light and variable wind becoming north 5 to 10 mph after midnight. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 73. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. Northeast wind around 10 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. North northeast wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Mostly cloudy, with a high near 81. South southeast wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. East southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm. High near 76. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 61. Light and variable wind becoming north 5 to 10 mph after midnight. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 73. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 50. Northeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 72. Northeast wind around 10 mph.
Thursday Night
Partly cloudy, with a low around 52. North northeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 74. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Portland TN
 36.58°N 86.47°W (Elev. 801 ft)
Last Update:
3:21 am CDT Oct 6, 2025
Forecast Valid:
7am CDT Oct 6, 2025-6pm CDT Oct 12, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation