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

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Overcast

22°F

-6°C

Humidity 92%
Wind Speed Calm
Barometer 30.13 in (1020.4 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 17 Feb 4:51 am EST
Extended Forecast for

Portland ME

  • Today

    Today: A 30 percent chance of snow showers, mainly between 10am and 4pm. Mostly cloudy, with a high near 37. Calm wind becoming south around 5 mph in the afternoon.

    High: 37 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Southwest wind around 5 mph.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after 3pm. Mostly cloudy, with a high near 38. West wind around 5 mph becoming calm.

    High: 38 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 22. North wind 5 to 10 mph.

    Low: 22 °F

    Chance Snow

  • Thursday

    Thursday: Sunny, with a high near 38. North wind around 5 mph becoming west in the afternoon.

    High: 38 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of snow after 2pm. Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy, with a high near 34.

    High: 34 °F

    Chance Snow

Detailed Forecast

Today
A 30 percent chance of snow showers, mainly between 10am and 4pm. Mostly cloudy, with a high near 37. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 27. Southwest wind around 5 mph.
Wednesday
A 20 percent chance of snow after 3pm. Mostly cloudy, with a high near 38. West wind around 5 mph becoming calm.
Wednesday Night
A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 22. North wind 5 to 10 mph.
Thursday
Sunny, with a high near 38. North wind around 5 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 22.
Friday
A 30 percent chance of snow after 2pm. Partly sunny, with a high near 35.
Friday Night
Snow likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 34.
Saturday Night
A 40 percent chance of snow before 4am. Mostly cloudy, with a low around 23.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 34.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 22.
Monday
A 30 percent chance of snow. Mostly cloudy, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
1:35 am EST Feb 17, 2026
Forecast Valid:
5am EST Feb 17, 2026-6pm EST Feb 23, 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