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.

Mostly Cloudy

82°F

28°C

Humidity 62%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 25 Jun 11:15 am CDT
Extended Forecast for

6 Miles NNE Lafayette TN

  • Today

    Today: Sunny, with a high near 87. South southwest wind around 5 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Calm wind becoming south around 5 mph.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 88. South southwest wind 5 to 10 mph.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 73. South southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 10am. High near 86. West southwest wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 86 °F

    Showers then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm. Chance of precipitation is 70%.

    Low: 72 °F

    T-storms
    Likely then
    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 91. Calm wind becoming south southwest around 5 mph in the morning.

    High: 91 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming west around 5 mph.

    High: 93 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 87. South southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 69. Calm wind becoming south around 5 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 88. South southwest wind 5 to 10 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 73. South southwest wind around 5 mph. Chance of precipitation is 60%.
Saturday
Showers, with thunderstorms also possible after 10am. High near 86. West southwest wind 5 to 10 mph. Chance of precipitation is 90%.
Saturday Night
Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm. Chance of precipitation is 70%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 91. Calm wind becoming south southwest around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 74. Calm wind.
Monday
Sunny, with a high near 93. Calm wind becoming west around 5 mph.
Monday Night
Clear, with a low around 75.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Lafayette TN
 36.6°N 86°W (Elev. 850 ft)
Last Update:
10:46 am CDT Jun 25, 2026
Forecast Valid:
11am CDT Jun 25, 2026-6pm CDT Jul 1, 2026
 
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