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

44°F

7°C

Humidity 73%
Wind Speed Vrbl 5 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 21 Apr 8:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: Showers likely, mainly after 2am. Cloudy, with a low around 42. South wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Isolated
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Scattered showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 54. Southeast wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Scattered
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. West wind around 5 mph.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 57. West wind around 5 mph.

    High: 57 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. Northwest wind around 5 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Showers likely, mainly after 2am. Cloudy, with a low around 42. South wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Scattered showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 54. Southeast wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 43. West wind around 5 mph.
Wednesday
Sunny, with a high near 57. West wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 40. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 54.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Saturday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
7:33 pm EDT Apr 21, 2025
Forecast Valid:
9pm EDT Apr 21, 2025-6pm EDT Apr 28, 2025
 
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