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.

Fog/Mist

61°F

16°C

Humidity 100%
Wind Speed N 6 mph
Barometer 30.13 in
Dewpoint 61°F (16°C)
Visibility 4.00 mi
Last update 19 Nov 12:35 pm CST
Extended Forecast for

7 Miles E Portland TN

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 68. Northwest wind around 5 mph.

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Patchy Fog

  • Thursday

    Thursday: A 50 percent chance of showers, mainly after noon. Patchy fog before 8am. Otherwise, cloudy, with a high near 66. Calm wind becoming east around 5 mph in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before midnight, then showers likely between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Low around 58. East southeast wind around 5 mph becoming south southwest after midnight. Chance of precipitation is 100%.

    Low: 58 °F

    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers. High near 70. South southwest wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 70 °F

    Showers

  • Friday Night

    Friday Night: Showers before 9pm, then showers and possibly a thunderstorm between 9pm and 3am, then showers after 3am. Low around 58. South southwest wind around 5 mph. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before noon. Partly sunny, with a high near 67. West wind 5 to 10 mph.

    High: 67 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 48. Northwest wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Calm wind becoming west around 5 mph.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 68. Northwest wind around 5 mph.
Tonight
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 50. Calm wind.
Thursday
A 50 percent chance of showers, mainly after noon. Patchy fog before 8am. Otherwise, cloudy, with a high near 66. Calm wind becoming east around 5 mph in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before midnight, then showers likely between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Low around 58. East southeast wind around 5 mph becoming south southwest after midnight. Chance of precipitation is 100%.
Friday
Showers. High near 70. South southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Friday Night
Showers before 9pm, then showers and possibly a thunderstorm between 9pm and 3am, then showers after 3am. Low around 58. South southwest wind around 5 mph. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers before noon. Partly sunny, with a high near 67. West wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 48. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 64. Calm wind becoming west around 5 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 64.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Portland TN
 36.6°N 86.39°W (Elev. 761 ft)
Last Update:
11:31 am CST Nov 19, 2025
Forecast Valid:
1pm CST Nov 19, 2025-6pm CST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

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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