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

59°F

15°C

Humidity 77%
Wind Speed S 3 mph
Barometer 30.05 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 12 May 9:35 pm CDT
Extended Forecast for

4 Miles NW Lafayette TN

  • Tonight

    Tonight: Mostly clear, with a low around 57. Light south wind becoming south southwest 5 to 10 mph after midnight.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 78. South southwest wind around 10 mph becoming northwest in the afternoon.

    High: 78 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 47. Northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 47 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 71. North wind around 5 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 80. South wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. South wind around 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. South wind around 5 mph.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 57. Light south wind becoming south southwest 5 to 10 mph after midnight.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 78. South southwest wind around 10 mph becoming northwest in the afternoon.
Wednesday Night
Clear, with a low around 47. Northwest wind 5 to 10 mph becoming light north after midnight.
Thursday
Sunny, with a high near 71. North wind around 5 mph.
Thursday Night
Mostly clear, with a low around 47. Calm wind.
Friday
Mostly sunny, with a high near 80. South wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 64. South wind around 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 66. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Lafayette TN
 36.56°N 86.09°W (Elev. 801 ft)
Last Update:
6:26 pm CDT May 12, 2026
Forecast Valid:
9pm CDT May 12, 2026-6pm CDT May 19, 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