Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Mostly Cloudy

31°F

-1°C

Humidity 72%
Wind Speed Calm
Barometer 29.97 in (1015.1 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 22 Mar 5:51 am EDT
Extended Forecast for

Portland ME

Winter Weather Advisory until March 23, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 23, 05:00am

    NOW until 5:00am Mon

    Winter Weather Advisory

  • Overnight

    Low: 32 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Rain and snow, possibly mixed with sleet before 5pm, then rain likely, possibly mixed with sleet.  High near 37. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.

    High: 37 °F

    Wintry Mix

  • Sunday Night

    Sunday Night: Rain likely before 11pm, then a chance of rain and snow.  Cloudy, with a low around 30. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A 50 percent chance of snow after 9am.  Cloudy, with a high near 37. North wind around 10 mph, with gusts as high as 20 mph.

    High: 37 °F

    Chance Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 9pm.  Mostly cloudy, with a low around 25. North wind around 5 mph.

    Low: 25 °F

    Chance Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Overnight
A 20 percent chance of snow. Cloudy, with a low around 32. Southeast wind around 5 mph.
Sunday
Rain and snow, possibly mixed with sleet before 5pm, then rain likely, possibly mixed with sleet. High near 37. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.
Sunday Night
Rain likely before 11pm, then a chance of rain and snow. Cloudy, with a low around 30. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow after 9am. Cloudy, with a high near 37. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of snow before 9pm. Mostly cloudy, with a low around 25. North wind around 5 mph.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
A chance of snow before 2pm, then a chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Friday
A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 34.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
2:13 am EDT Mar 22, 2026
5am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database