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.

Mostly Cloudy

29°F

-2°C

Humidity 39%
Wind Speed W 6 mph
Barometer 30.38 in (1028.8 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 28 Mar 11:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 33. Northwest wind around 5 mph.

    High: 33 °F

    Partly Sunny

  • Tonight

    Tonight: Isolated snow showers between 11pm and midnight. Mostly cloudy, then gradually becoming clear, with a low around 21. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 21 °F

    Isolated Snow
    Showers then
    Mostly Clear

  • Sunday

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

    High: 43 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Rain Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 33. Northwest wind around 5 mph.
Tonight
Isolated snow showers between 11pm and midnight. Mostly cloudy, then gradually becoming clear, with a low around 21. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Sunday
Increasing clouds, with a high near 43. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph.
Monday
Partly sunny, with a high near 56. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Wednesday
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Wednesday Night
Rain likely before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 41.
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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:
7:00 am EDT Mar 28, 2026
Forecast Valid:
12pm EDT Mar 28, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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