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 83%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 8 Oct 8:35 am CDT
Extended Forecast for

5 Miles NNW Red Boiling Springs TN

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Calm wind becoming east southeast around 5 mph in the morning.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 59. East southeast wind around 5 mph becoming calm.

    Low: 59 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers, mainly after 1pm. High near 77. Light east wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    High: 77 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 59. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 59 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. South southeast wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 58. West southwest wind 5 to 10 mph.

    Low: 58 °F

    Slight Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 81. West southwest wind around 5 mph.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 88. Calm wind becoming east southeast around 5 mph in the morning.
Friday Night
Increasing clouds, with a low around 59. East southeast wind around 5 mph becoming calm.
Saturday
Showers, mainly after 1pm. High near 77. Light east wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 59. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. South southeast wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 58. West southwest wind 5 to 10 mph.
Columbus Day
Mostly sunny, with a high near 81. West southwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 82.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Red Boiling Springs TN
 36.59°N 85.89°W (Elev. 791 ft)
Last Update:
3:46 am CDT Oct 8, 2026
Forecast Valid:
8am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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