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.

70°F

21°C

Humidity 100%
Wind Speed S 10 mph
Barometer 29.97 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 13 Jun 9:55 pm CDT
Extended Forecast for

6 Miles ENE Portland TN

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms. High near 80. South southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms, mainly before 9pm. Low around 69. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    T-storms then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. West southwest wind around 5 mph. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 69. West northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Southwest wind around 5 mph. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms. High near 80. South southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms, mainly before 9pm. Low around 69. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. West southwest wind around 5 mph. Chance of precipitation is 60%.
Sunday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 69. West northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Monday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Southwest wind around 5 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 72. South wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Juneteenth
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Portland TN
 36.62°N 86.42°W (Elev. 801 ft)
Last Update:
6:42 pm CDT Jun 13, 2025
Forecast Valid:
10pm CDT Jun 13, 2025-6pm CDT Jun 20, 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