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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Cross Plains TN

  • Today

    Today: Mostly sunny, with a high near 57. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between midnight and 3am. Increasing clouds, with a low around 39. Calm wind becoming north around 5 mph after midnight.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 52. North northeast wind 5 to 10 mph.

    High: 52 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 27. North northwest wind around 10 mph.

    Low: 27 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 39. Northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 19. Northwest wind 5 to 10 mph becoming light west northwest in the evening.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Light west southwest wind becoming south southwest 5 to 10 mph in the morning.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 57. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers, mainly between midnight and 3am. Increasing clouds, with a low around 39. Calm wind becoming north around 5 mph after midnight.
Saturday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 52. North northeast wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 27. North northwest wind around 10 mph.
Sunday
Sunny, with a high near 39. Northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 19. Northwest wind 5 to 10 mph becoming light west northwest in the evening.
Tuesday
Mostly sunny, with a high near 46. Light west southwest wind becoming south southwest 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 59.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cross Plains TN
 36.54°N 86.67°W (Elev. 709 ft)
Last Update:
9:56 am CST Feb 20, 2026
Forecast Valid:
10am CST Feb 20, 2026-6pm CST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation