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

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Mostly Cloudy

28°F

-2°C

Humidity 85%
Wind Speed Calm
Barometer 30.07 in (1018.4 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 19 Feb 10:51 pm EST
Extended Forecast for

Portland International Jetport ME

Winter Weather Advisory February 20, 06:00pm until February 21, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Patchy Fog

  • Friday

    Friday: A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow. Low around 17. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 17 °F

    Snow

  • Saturday

    Saturday: Snow likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 31. North wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17. North wind around 5 mph.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of snow after 8am. Mostly cloudy, with a high near 31.

    High: 31 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 19. Calm wind.
Friday
A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Snow. Low around 17. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 31. North wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 17. North wind around 5 mph.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
A 30 percent chance of snow after 8am. Mostly cloudy, with a high near 31.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
2:49 pm EST Feb 19, 2026
Forecast Valid:
11pm EST Feb 19, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation