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

41°F

5°C

Humidity 93%
Wind Speed N 18 mph
Barometer 30.09 in
Dewpoint 39°F (4°C)
Visibility 9.00 mi
Wind Chill32°F (0°C)
Last update 9 Nov 1:55 pm CST
Extended Forecast for

Portland TN

  • This Afternoon

    This Afternoon: A chance of sprinkles after 5pm. Cloudy, with a high near 47. Northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 47 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: A slight chance of rain showers before 7pm, then a chance of sprinkles and flurries between 7pm and 8pm. Mostly cloudy, with a low around 24. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Flurries
    then Partly
    Cloudy

  • Monday

    Monday: A chance of flurries between noon and 1pm. Partly sunny, with a high near 37. West northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 37 °F

    Chance
    Flurries

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. West northwest wind 5 to 10 mph becoming southwest after midnight.

    Low: 21 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 49. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 60. Calm wind becoming south southwest around 5 mph.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of sprinkles after 5pm. Cloudy, with a high near 47. Northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Tonight
A slight chance of rain showers before 7pm, then a chance of sprinkles and flurries between 7pm and 8pm. Mostly cloudy, with a low around 24. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
A chance of flurries between noon and 1pm. Partly sunny, with a high near 37. West northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 21. West northwest wind 5 to 10 mph becoming southwest after midnight.
Veterans Day
Mostly sunny, with a high near 49. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 39. South southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 62. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 60. Calm wind becoming south southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 49.
Saturday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland TN
 36.58°N 86.53°W (Elev. 810 ft)
Last Update:
11:31 am CST Nov 9, 2025
Forecast Valid:
2pm CST Nov 9, 2025-6pm CST Nov 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation