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.

Fair

75°F

24°C

Humidity 100%
Wind Speed S 5 mph
Barometer 30.04 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 14 Jul 8:15 pm CDT
Extended Forecast for

2 Miles ENE Portland TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Patchy fog. Otherwise, partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming southwest around 5 mph in the morning.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms between 10pm and midnight. Mostly clear, with a low around 74. Calm wind. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 102. Southwest wind around 5 mph.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southwest wind around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. West southwest wind around 5 mph.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Patchy fog. Otherwise, partly cloudy, with a low around 73. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming southwest around 5 mph in the morning.
Tuesday Night
A slight chance of showers and thunderstorms between 10pm and midnight. Mostly clear, with a low around 74. Calm wind. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 102. Southwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southwest wind around 5 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. West southwest wind around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Portland TN
 36.6°N 86.47°W (Elev. 692 ft)
Last Update:
6:45 pm CDT Jul 14, 2025
Forecast Valid:
10pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation