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.

A Few Clouds

55°F

13°C

Humidity 67%
Wind Speed S 9 mph
Barometer 30.08 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 15 May 7:35 am CDT
Extended Forecast for

5 Miles NNW Red Boiling Springs TN

  • Today

    Today: Sunny, with a high near 80. Calm wind becoming south around 5 mph in the morning.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 86. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 65. South southwest wind around 5 mph becoming calm after midnight.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 91. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 68. South wind around 5 mph.

    Low: 68 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 80. Calm wind becoming south around 5 mph in the morning.
Tonight
Mostly cloudy, with a low around 62. South wind around 5 mph.
Saturday
Partly sunny, with a high near 86. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 65. South southwest wind around 5 mph becoming calm after midnight.
Sunday
Sunny, with a high near 91. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Clear, with a low around 68. South wind around 5 mph.
Monday
Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 70. South wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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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:
5:52 am CDT May 15, 2026
Forecast Valid:
7am CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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