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

30°F

-1°C

Humidity 47%
Wind Speed SW 9 mph
Barometer 30.06 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 18 Jan 4:15 pm CST
Extended Forecast for

Cross Plains TN

  • Tonight

    Tonight: Mostly clear, with a low around 20. South southwest wind 5 to 10 mph becoming west northwest after midnight.

    Low: 20 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 29. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11. Northwest wind around 5 mph becoming calm in the evening.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. Calm wind becoming south southwest around 5 mph in the morning.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. South wind 5 to 10 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of rain and snow showers after noon. Partly sunny, with a high near 45. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 45 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 28. South southwest wind 5 to 10 mph becoming west northwest after midnight.

    Low: 28 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 41. Northwest wind 5 to 10 mph.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24. North northwest wind around 5 mph becoming south southeast after midnight.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 20. South southwest wind 5 to 10 mph becoming west northwest after midnight.
M.L.King Day
Sunny, with a high near 29. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 11. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 35. Calm wind becoming south southwest around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 24. South wind 5 to 10 mph.
Wednesday
A chance of rain and snow showers after noon. Partly sunny, with a high near 45. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 28. South southwest wind 5 to 10 mph becoming west northwest after midnight.
Thursday
Mostly sunny, with a high near 41. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 24. North northwest wind around 5 mph becoming south southeast after midnight.
Friday
Partly sunny, with a high near 46.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 27.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 38.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 33.
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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:
3:16 pm CST Jan 18, 2026
Forecast Valid:
4pm CST Jan 18, 2026-6pm CST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation