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 with Haze

81°F

27°C

Humidity 58%
Wind Speed S 5 mph
Barometer 30.01 in
Dewpoint 64°F (18°C)
Visibility 6.00 mi
Heat Index83°F (28°C)
Last update 13 Oct 6:35 pm CDT
Extended Forecast for

Westmoreland TN

  • Tonight

    Tonight: Mostly clear, with a low around 66. South southwest wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 88. South southwest wind around 5 mph. Chance of precipitation is 40%.

    High: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. South southwest wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 67. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 61. Northeast wind around 10 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 40. North northeast wind around 5 mph becoming east after midnight.

    Low: 40 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 66. South southwest wind around 5 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 88. South southwest wind around 5 mph. Chance of precipitation is 40%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph.
Thursday
Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 61. South southwest wind 5 to 10 mph.
Friday
Partly sunny, with a high near 67. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 42. North wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 61. Northeast wind around 10 mph.
Saturday Night
Clear, with a low around 40. North northeast wind around 5 mph becoming east after midnight.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 46.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westmoreland TN
 36.57°N 86.22°W (Elev. 791 ft)
Last Update:
1:31 pm CDT Oct 13, 2026
Forecast Valid:
6pm CDT Oct 13, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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