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.

Partly Cloudy

75°F

24°C

Humidity 54%
Wind Speed W 8 G 18 mph
Barometer 29.99 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 13 May 11:15 am CDT
Extended Forecast for

2 Miles E Portland TN

  • Today

    Today: Sunny, with a high near 78. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 46. North wind 5 to 10 mph.

    Low: 46 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 71. North wind 5 to 10 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. North wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. South wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind around 10 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 78. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 46. North wind 5 to 10 mph.
Thursday
Sunny, with a high near 71. North wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 46. North wind around 5 mph becoming calm.
Friday
Sunny, with a high near 80. South wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind around 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South southwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 63. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 89. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Portland TN
 36.58°N 86.47°W (Elev. 801 ft)
Last Update:
6:31 am CDT May 13, 2026
Forecast Valid:
11am CDT May 13, 2026-6pm CDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation