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.

A Few Clouds

86°F

30°C

Humidity 75%
Wind Speed S 12 mph
Barometer 30.07 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 15 Jul 11:35 am CDT
Extended Forecast for

3 Miles NNE Westmoreland TN

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 89. Heat index values as high as 97. Southwest wind around 5 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 90. Heat index values as high as 98. Southwest wind around 5 mph.

    High: 90 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 91. South southwest wind around 5 mph.

    High: 91 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 90. Southwest wind around 5 mph. Chance of precipitation is 60%.

    High: 90 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southwest wind around 5 mph.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 89. Heat index values as high as 97. Southwest wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 74. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 90. Heat index values as high as 98. Southwest wind around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 91. South southwest wind around 5 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.
Friday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 90. Southwest wind around 5 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Westmoreland TN
 36.61°N 86.22°W (Elev. 843 ft)
Last Update:
10:44 am CDT Jul 15, 2025
Forecast Valid:
11am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
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