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.

Overcast

41°F

5°C

Humidity 87%
Wind Speed W 8 G 17 mph
Barometer 29.89 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 20 Mar 10:15 am CDT
Extended Forecast for

3 Miles SSE Portland TN

  • Today

    Today: A chance of showers before 2pm, then a chance of sprinkles between 2pm and 3pm. Cloudy, with a high near 44. West northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 58. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 58 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 42. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 64. West wind 5 to 10 mph.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 44. Light and variable wind becoming southeast 5 to 10 mph after midnight.

    Low: 44 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 70. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 45. South southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Showers

  • Monday

    Monday: Mostly sunny, with a high near 59. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers before 2pm, then a chance of sprinkles between 2pm and 3pm. Cloudy, with a high near 44. West northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.
Friday
Increasing clouds, with a high near 58. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 42. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 64. West wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 44. Light and variable wind becoming southeast 5 to 10 mph after midnight.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 70. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 45. South southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 59. West wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 61.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Portland TN
 36.56°N 86.5°W (Elev. 801 ft)
Last Update:
6:12 am CDT Mar 20, 2025
Forecast Valid:
10am CDT Mar 20, 2025-6pm CDT Mar 26, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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