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

91°F

33°C

Humidity 52%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 16 Aug 2:15 pm CDT
Extended Forecast for

7 Miles NW Lafayette TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 94. Heat index values as high as 103. Calm wind.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming north around 5 mph.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96. Calm wind becoming north northeast around 5 mph.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 94. Heat index values as high as 103. Calm wind.
Tonight
Mostly clear, with a low around 73. Calm wind.
Sunday
Sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming north around 5 mph.
Sunday Night
Mostly clear, with a low around 73. Calm wind.
Monday
Sunny, with a high near 95. Calm wind becoming north northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 96. Calm wind becoming north northeast around 5 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NW Lafayette TN
 36.6°N 86.11°W (Elev. 696 ft)
Last Update:
12:28 pm CDT Aug 16, 2025
Forecast Valid:
2pm CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
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