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.

Partly Cloudy

75°F

24°C

Humidity 100%
Wind Speed SW 15 G 22 mph
Barometer 29.87 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 22 Jun 6:35 am CDT
Extended Forecast for

5 Miles N Lafayette TN

  • Today

    Today: Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 4pm. High near 81. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely then
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 63. West northwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 81. North wind around 5 mph.

    High: 81 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming southeast around 5 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the morning.

    High: 86 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm.

    Low: 68 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

Detailed Forecast

Today
Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 4pm. High near 81. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 40 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 63. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 81. North wind around 5 mph.
Tuesday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 60. Calm wind.
Wednesday
Sunny, with a high near 85. Calm wind becoming southeast around 5 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Lafayette TN
 36.6°N 86.05°W (Elev. 801 ft)
Last Update:
5:11 am CDT Jun 22, 2026
Forecast Valid:
7am CDT Jun 22, 2026-6pm CDT Jun 28, 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