National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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

3 Miles WNW Orlinda TN

Heat Advisory September 17, 09:16pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 09:16pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 73 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 104. Calm wind becoming northwest around 5 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming west southwest around 5 mph.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72. Calm wind becoming south around 5 mph after midnight.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 96. West southwest wind around 5 mph.

    High: 96 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. Calm wind becoming south around 5 mph in the evening.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 94. South wind around 5 mph becoming north northwest in the afternoon.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

Tonight
Clear, with a low around 73. Calm wind.
Friday
Sunny, with a high near 96. Heat index values as high as 104. Calm wind becoming northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 72. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming west southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 72. Calm wind becoming south around 5 mph after midnight.
Sunday
Sunny, with a high near 96. West southwest wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 71. Calm wind becoming south around 5 mph in the evening.
Monday
Mostly sunny, with a high near 94. South wind around 5 mph becoming north northwest in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67. North northeast wind around 5 mph becoming southeast after midnight.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Orlinda TN
 36.61°N 86.72°W (Elev. 699 ft)
Last Update:
2:36 pm CDT Sep 17, 2026
Forecast Valid:
9pm CDT Sep 17, 2026-6pm CDT Sep 24, 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