Current conditions at

Portland Municipal Airport (K1M5)

Lat: 36.59°NLon: 86.48°WElev: 818ft.

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 54°F (12°C)
Visibility 4.00 mi
Last update 20 Nov 4:55 am CST
Extended Forecast for

4 Miles NW Lafayette TN

Dense Fog Advisory until November 20, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 20, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Overnight

    Low: 49 °F

    Patchy Fog

  • Thursday

    Thursday: Showers, mainly after 2pm.  Areas of fog before 11am. High near 65. Calm wind becoming east northeast around 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Chance
    Showers and
    Areas Fog
    then Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am.  Low around 58. East southeast wind around 5 mph becoming south southwest in the evening.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm.  High near 70. South southwest wind 5 to 10 mph.  Chance of precipitation is 90%.

    High: 70 °F

    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 9pm.  Low around 57. Southwest wind around 5 mph.  Chance of precipitation is 90%.

    Low: 57 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before noon.  Mostly cloudy, with a high near 64. West wind around 5 mph becoming north in the afternoon.

    High: 64 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 42. North wind around 5 mph becoming calm.

    Low: 42 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, sunny, with a high near 63. Calm wind becoming north around 5 mph.

    High: 63 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 49. Calm wind.
Thursday
Showers, mainly after 2pm. Areas of fog before 11am. High near 65. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Low around 58. East southeast wind around 5 mph becoming south southwest in the evening. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 70. South southwest wind 5 to 10 mph. Chance of precipitation is 90%.
Friday Night
Showers, with thunderstorms also possible after 9pm. Low around 57. Southwest wind around 5 mph. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers before noon. Mostly cloudy, with a high near 64. West wind around 5 mph becoming north in the afternoon.
Saturday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 42. North wind around 5 mph becoming calm.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 63. Calm wind becoming north around 5 mph.
Sunday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 43. Calm wind becoming east southeast around 5 mph.
Monday
A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 64.
Monday Night
Showers likely. Cloudy, with a low around 53. Chance of precipitation is 70%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Lafayette TN
 36.56°N 86.09°W (Elev. 801 ft)
12:56 am CST Nov 20, 2025
5am CST Nov 20, 2025-6pm CST Nov 26, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database