National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Music City Executive Airport (KXNX)

Lat: 36.38°NLon: 86.41°WElev: 583ft.

Fair

72°F

22°C

Humidity 31%
Wind Speed S 14 G 22 mph
Barometer 30.30 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 29 Mar 3:20 pm CDT
Extended Forecast for

Portland TN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 71. South wind around 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers before 8am. Mostly sunny, with a high near 77. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. South southwest wind around 10 mph. Chance of precipitation is 70%.

    High: 80 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 71. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 56. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers before 8am. Mostly sunny, with a high near 77. South southwest wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 81. South southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65. South southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. South southwest wind around 10 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland TN
 36.58°N 86.53°W (Elev. 810 ft)
Last Update:
1:31 pm CDT Mar 29, 2026
Forecast Valid:
3pm CDT Mar 29, 2026-6pm CDT Apr 4, 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