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.

Fog/Mist

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 29.89 in
Dewpoint 75°F (24°C)
Visibility 4.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 3:55 pm CDT
Extended Forecast for

6 Miles WNW Lafayette TN

  • This Afternoon

    This Afternoon: Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 82. South southwest wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Heavy Rain

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 71. South southwest wind around 5 mph. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 86. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. South southwest wind around 10 mph. Chance of precipitation is 60%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 81. West southwest wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 81 °F

    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66. West northwest wind around 5 mph becoming calm.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 67. Calm wind.

    Low: 67 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 89. South wind around 5 mph.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 82. South southwest wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 71. South southwest wind around 5 mph. Chance of precipitation is 40%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 86. South southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. South southwest wind around 10 mph. Chance of precipitation is 60%.
Juneteenth
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 81. West southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Thursday Night
Partly cloudy, with a low around 66. West northwest wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 86. Calm wind.
Friday Night
Clear, with a low around 67. Calm wind.
Saturday
Sunny, with a high near 89. South wind around 5 mph.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Lafayette TN
 36.56°N 86.11°W (Elev. 899 ft)
Last Update:
3:01 pm CDT Jun 17, 2025
Forecast Valid:
4pm CDT Jun 17, 2025-6pm CDT Jun 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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