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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 NNW Cross Plains TN

Heat Advisory September 18, 07:53pm until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 07:53pm until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Heat index values as high as 100. Calm wind becoming west around 5 mph.

    High: 97 °F

    Hot

  • Saturday Night

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

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 97. Heat index values as high as 101. South wind around 5 mph becoming west in the afternoon.

    High: 97 °F

    Hot

  • Sunday Night

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

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southeast wind around 5 mph becoming west northwest in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 67. North northeast wind around 5 mph becoming east in the evening. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. North northwest wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 86 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny and hot, with a high near 97. Heat index values as high as 100. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 72. Calm wind becoming south around 5 mph after midnight.
Sunday
Mostly sunny and hot, with a high near 97. Heat index values as high as 101. South wind around 5 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 72. Calm wind becoming south southeast around 5 mph after midnight.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southeast wind around 5 mph becoming west northwest in the afternoon.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. North northeast wind around 5 mph becoming east in the evening. Chance of precipitation is 50%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. North northwest wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. North wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Cross Plains TN
 36.57°N 86.7°W (Elev. 702 ft)
Last Update:
7:01 pm CDT Sep 18, 2026
Forecast Valid:
7pm CDT Sep 18, 2026-6pm CDT Sep 25, 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