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

50°F

10°C

Humidity 76%
Wind Speed S 8 mph
Barometer 30.05 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 15 May 5:55 am CDT
Extended Forecast for

4 Miles N Lafayette TN

  • Today

    Today: Sunny, with a high near 79. South southeast wind around 5 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 86. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. South wind around 5 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 91. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. South wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 79. South southeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 62. South wind around 5 mph.
Saturday
Partly sunny, with a high near 86. South southwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 65. South wind around 5 mph.
Sunday
Sunny, with a high near 91. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 69. South wind around 5 mph.
Monday
Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 70. South wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Lafayette TN
 36.58°N 86.03°W (Elev. 725 ft)
Last Update:
5:52 am CDT May 15, 2026
Forecast Valid:
6am CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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