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

52°F

11°C

Humidity 94%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Oct 3:35 am CDT
Extended Forecast for

4 Miles NNW Lafayette TN

  • Today

    Today: Increasing clouds, with a high near 79. East wind around 5 mph becoming south southwest in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Calm wind becoming south around 5 mph after midnight.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Showers, with thunderstorms also possible after 1am. Low around 55. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 55 °F

    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 65. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. West northwest wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Calm wind becoming south southwest around 5 mph in the morning.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 50. South wind 5 to 10 mph.

    Low: 50 °F

    Clear then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 69. West wind 5 to 10 mph.

    High: 69 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 79. East wind around 5 mph becoming south southwest in the afternoon.
Tonight
Partly cloudy, with a low around 60. Calm wind becoming south around 5 mph after midnight.
Saturday
Sunny, with a high near 84. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Showers, with thunderstorms also possible after 1am. Low around 55. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Sunday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 65. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 39. West northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 69. Calm wind becoming south southwest around 5 mph in the morning.
Monday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 50. South wind 5 to 10 mph.
Tuesday
Sunny, with a high near 69. West wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Lafayette TN
 36.58°N 86.06°W (Elev. 810 ft)
Last Update:
12:31 am CDT Oct 17, 2025
Forecast Valid:
4am CDT Oct 17, 2025-6pm CDT Oct 23, 2025
 
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