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

72°F

22°C

Humidity 100%
Wind Speed NE 8 mph
Barometer 29.93 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 3 Aug 9:15 am CDT
Extended Forecast for

2 Miles SE Portland TN

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 84. North northeast wind 5 to 10 mph.

    High: 84 °F

    Becoming
    Sunny

  • Tonight

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

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. North northeast wind around 5 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 68. North wind around 5 mph becoming calm.

    Low: 68 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 88. Calm wind becoming west around 5 mph.

    High: 88 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Southwest wind around 5 mph.

    High: 91 °F

    Sunny

  • Thursday Night

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

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South southwest wind around 5 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 84. North northeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 64. North northeast wind around 5 mph.
Tuesday
Sunny, with a high near 87. North northeast wind around 5 mph.
Tuesday Night
Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 68. North wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 88. Calm wind becoming west around 5 mph.
Wednesday Night
Mostly clear, with a low around 70. Calm wind.
Thursday
Sunny, with a high near 91. Southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 72. South wind around 5 mph.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South southwest wind around 5 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 20%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Portland TN
 36.56°N 86.48°W (Elev. 778 ft)
Last Update:
5:21 am CDT Aug 3, 2026
Forecast Valid:
9am CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
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