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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Westmoreland TN

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 61. East northeast wind around 5 mph becoming calm.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 43. Calm wind becoming south around 5 mph after midnight.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 64. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 57. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 57 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 66. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of showers, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 55. South southwest wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 55 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Partly sunny, with a high near 72. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 52. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Friday

    Friday: A 20 percent chance of showers. Mostly sunny, with a high near 64. West wind 5 to 10 mph.

    High: 64 °F

    Slight Chance
    Showers

Detailed Forecast

Washington's Birthday
Mostly sunny, with a high near 61. East northeast wind around 5 mph becoming calm.
Tonight
Partly cloudy, with a low around 43. Calm wind becoming south around 5 mph after midnight.
Tuesday
Mostly cloudy, with a high near 64. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Cloudy, with a low around 57. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Cloudy, with a high near 66. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A slight chance of showers, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 55. South southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 72. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 52. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 64. West wind 5 to 10 mph.
Friday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 53.
Saturday Night
A 40 percent chance of showers. Partly cloudy, with a low around 34.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westmoreland TN
 36.57°N 86.25°W (Elev. 860 ft)
Last Update:
5:26 am CST Feb 16, 2026
Forecast Valid:
6am CST Feb 16, 2026-6pm CST Feb 22, 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