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

2 Miles SW Orlinda TN

Heat Advisory September 17, 11:43am until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 11:43am until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72. North wind around 5 mph becoming calm.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 96. Calm wind becoming west southwest around 5 mph.

    High: 96 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. Calm wind becoming south around 5 mph after midnight.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. South wind around 5 mph becoming west in the afternoon.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. North northwest wind around 5 mph becoming south southeast after midnight.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 104. West wind around 5 mph becoming north in the afternoon.
Tonight
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 72. North wind around 5 mph becoming calm.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 96. Calm wind becoming west southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 73. Calm wind becoming south around 5 mph after midnight.
Sunday
Sunny and hot, with a high near 97. South wind around 5 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 72. North northwest wind around 5 mph becoming south southeast after midnight.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. South wind around 5 mph becoming north northwest in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Orlinda TN
 36.57°N 86.7°W (Elev. 702 ft)
Last Update:
6:21 am CDT Sep 17, 2026
Forecast Valid:
11am CDT Sep 17, 2026-6pm CDT Sep 23, 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