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

29°F

-2°C

Humidity 41%
Wind Speed W 7 mph
Barometer 30.36 in (1028.3 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 28 Mar 12:51 pm EDT
Extended Forecast for

Portland ME

  • This Afternoon

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

    High: 33 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated snow showers between 11pm and midnight. Partly cloudy, with a low around 24. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 24 °F

    Isolated Snow
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 42. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Southwest wind around 10 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.

    High: 47 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °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
Mostly sunny, with a high near 33. Northwest wind around 5 mph.
Tonight
Isolated snow showers between 11pm and midnight. Partly cloudy, with a low around 24. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 20%.
Sunday
Increasing clouds, with a high near 42. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 34. Southwest wind around 10 mph.
Monday
Partly sunny, with a high near 55. Southwest wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
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 34. 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 29.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 38.
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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:
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

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