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

21°F

-6°C

Humidity 93%
Wind Speed S 6 mph
Barometer 30.45 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 12 Jan 2:55 am CST
Extended Forecast for

Westmoreland TN

  • Overnight

    Overnight: Clear, with a low around 23. Calm wind.

    Low: 23 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 45. Calm wind becoming south southwest around 5 mph in the morning.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. South southwest wind around 5 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 40. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers. High near 48. South southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    High: 48 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 21 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 30. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 30 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. Northwest wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 23. Calm wind.
Monday
Sunny, with a high near 45. Calm wind becoming south southwest around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 30. South southwest wind around 5 mph.
Tuesday
Sunny, with a high near 55. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 40. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Showers. High near 48. South southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 30. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 17. Northwest wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 41.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A 20 percent chance of snow showers. Partly sunny, with a high near 35.
Saturday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westmoreland TN
 36.57°N 86.25°W (Elev. 860 ft)
Last Update:
12:31 am CST Jan 12, 2026
Forecast Valid:
3am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation