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

5 Miles NW Lafayette TN

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, sunny, with a high near 87. Calm wind.

    High: 87 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 88. Calm wind becoming south around 5 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. South wind around 5 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 67. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 86. Calm wind.
Wednesday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 87. Calm wind.
Thursday Night
Mostly clear, with a low around 67. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 88. Calm wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 69. Calm wind.
Saturday
Sunny, with a high near 88. South wind around 5 mph.
Saturday Night
Mostly clear, with a low around 68. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 69.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Lafayette TN
 36.56°N 86.09°W (Elev. 801 ft)
Last Update:
12:30 am CDT Aug 6, 2025
Forecast Valid:
1am CDT Aug 6, 2025-6pm CDT Aug 12, 2025
 
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