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

64°F

18°C

Humidity 88%
Wind Speed S 7 mph
Barometer 30.04 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 May 3:55 am CDT
Extended Forecast for

3 Miles NE Cottontown TN

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. South wind around 10 mph.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 71. South wind around 10 mph.

    Low: 71 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 67. South southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 81. South southwest wind 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 61. North northeast wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76. North northeast wind around 10 mph.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 67. South wind around 10 mph.
Monday
Sunny, with a high near 90. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 71. South wind around 10 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 67. South southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 81. South southwest wind 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 61. North northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76. North northeast wind around 10 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Cottontown TN
 36.52°N 86.56°W (Elev. 899 ft)
Last Update:
1:31 am CDT May 17, 2026
Forecast Valid:
4am CDT May 17, 2026-6pm CDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation