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.

Fair

45°F

7°C

Humidity 43%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 16 Nov 9:35 pm CST
Extended Forecast for

3 Miles NW Cottontown TN

  • Tonight

    Tonight: Clear, with a low around 34. North wind around 5 mph becoming calm.

    Low: 34 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 11pm, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 58. South southwest wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 58 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 74. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. West southwest wind around 5 mph becoming south after midnight.

    Low: 57 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 72. South wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Tonight
Clear, with a low around 34. North wind around 5 mph becoming calm.
Monday
Sunny, with a high near 61. Northeast wind around 5 mph becoming east southeast in the afternoon.
Monday Night
A slight chance of showers before 11pm, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 58. South southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 74. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. West southwest wind around 5 mph becoming south after midnight.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 72. South wind 5 to 10 mph. Chance of precipitation is 50%.
Thursday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday
Showers likely, mainly before noon. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 63.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Cottontown TN
 36.52°N 86.65°W (Elev. 758 ft)
Last Update:
7:11 pm CST Nov 16, 2025
Forecast Valid:
10pm CST Nov 16, 2025-6pm CST Nov 23, 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