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

  • Tonight

    Tonight: Showers likely, mainly after 1am. Increasing clouds, with a low around 43. Northeast wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before noon. Cloudy, with a high near 59. East wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 71. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 75. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 60. South wind 5 to 10 mph.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 75. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South wind 5 to 10 mph.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely, mainly after 1am. Increasing clouds, with a low around 43. Northeast wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before noon. Cloudy, with a high near 59. East wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, with a low around 52. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 71. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 75. South southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 60. South wind 5 to 10 mph.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 75. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South wind 5 to 10 mph.
Friday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 61.
Saturday
Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms likely. Cloudy, with a low around 53. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 68.
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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:
4:52 pm CST Mar 1, 2026
Forecast Valid:
7pm CST Mar 1, 2026-6pm CDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation