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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles ENE Portland TN

  • Tonight

    Tonight: Mostly clear, with a low around 64. Northeast wind around 5 mph becoming calm.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms between 4am and 5am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Patchy fog between 11pm and 3am. Otherwise, partly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Mostly sunny, with a high near 89. Light north northeast wind increasing to 5 to 10 mph in the morning.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. North northeast wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Northeast wind around 5 mph.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. East northeast wind around 5 mph becoming calm.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Northeast wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph.
Wednesday Night
A slight chance of showers and thunderstorms between 4am and 5am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers before 1am. Patchy fog between 11pm and 3am. Otherwise, partly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 89. Light north northeast wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 64. North northeast wind around 5 mph.
Saturday
Sunny, with a high near 90. Northeast wind around 5 mph.
Saturday Night
Mostly clear, with a low around 67. East northeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 72.
Monday
Sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Portland TN
 36.6°N 86.47°W (Elev. 692 ft)
Last Update:
6:16 pm CDT Aug 25, 2026
Forecast Valid:
7pm CDT Aug 25, 2026-6pm CDT Sep 1, 2026
 
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