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

68°F

20°C

Humidity 83%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 23 Jun 9:55 pm CDT
Extended Forecast for

3 Miles NNE Westmoreland TN

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. Calm wind becoming south around 5 mph in the morning.

    High: 86 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind becoming south around 5 mph after midnight.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. South southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 88. West southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 59. Calm wind.
Wednesday
Mostly sunny, with a high near 82. Calm wind.
Wednesday Night
Partly cloudy, with a low around 64. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. Calm wind becoming south around 5 mph in the morning.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind becoming south around 5 mph after midnight.
Friday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. South southwest wind around 5 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 88. West southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Westmoreland TN
 36.61°N 86.22°W (Elev. 843 ft)
Last Update:
6:46 pm CDT Jun 23, 2026
Forecast Valid:
10pm CDT Jun 23, 2026-6pm CDT Jun 30, 2026
 
Forecast Discussion
 
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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