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.

A Few Clouds

16°F

-9°C

Humidity 96%
Wind Speed Calm
Barometer 30.12 in (1020.0 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 28 Feb 5:51 am EST
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: Increasing clouds, with a high near 43. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Southwest wind around 5 mph becoming north after midnight.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Snow likely, mainly between 7am and 2pm. Mostly cloudy, with a high near 30. North wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 3. Wind chill values as low as -7. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 3 °F

    Chance Snow
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 23. West wind around 5 mph.

    High: 23 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow after 3pm. Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Rain and snow. Low around 26. Chance of precipitation is 80%.

    Low: 26 °F

    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow before 10am. Mostly sunny, with a high near 45. Chance of precipitation is 40%.

    High: 45 °F

    Chance
    Rain/Snow
    then Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 43. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 22. Southwest wind around 5 mph becoming north after midnight.
Sunday
Snow likely, mainly between 7am and 2pm. Mostly cloudy, with a high near 30. North wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A 30 percent chance of snow before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 3. Wind chill values as low as -7. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 23. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 6.
Tuesday
A 30 percent chance of snow after 3pm. Partly sunny, with a high near 35.
Tuesday Night
Rain and snow. Low around 26. Chance of precipitation is 80%.
Wednesday
A chance of rain and snow before 10am. Mostly sunny, with a high near 45. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 43.
Thursday Night
A 40 percent chance of rain. Cloudy, with a low around 27.
Friday
A chance of rain and snow. Mostly cloudy, 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:
6:02 am EST Feb 28, 2026
Forecast Valid:
6am EST Feb 28, 2026-6pm EST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation