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

28°F

-2°C

Humidity 72%
Wind Speed Calm
Barometer 30.37 in (1028.5 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 19 Mar 5:51 am EDT
Extended Forecast for

Portland ME

  • Today

    Today: Isolated snow showers before 9am, then isolated flurries between 9am and 11am. Partly sunny, with a high near 37. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 37 °F

    Isolated Snow
    Showers then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 30. South wind 5 to 10 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 44. West wind 5 to 10 mph becoming south in the afternoon.

    High: 44 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 36. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before 9am. Partly sunny, with a high near 48. West wind around 10 mph, with gusts as high as 20 mph.

    High: 48 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain after 8am. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A 40 percent chance of snow before 4pm. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Snow

Detailed Forecast

Today
Isolated snow showers before 9am, then isolated flurries between 9am and 11am. Partly sunny, with a high near 37. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 30. South wind 5 to 10 mph.
Friday
Increasing clouds, with a high near 44. West wind 5 to 10 mph becoming south in the afternoon.
Friday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 36. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Saturday
A 30 percent chance of rain before 9am. Partly sunny, with a high near 48. West wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A 40 percent chance of rain after 8am. Mostly cloudy, with a high near 44.
Sunday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Monday
A 40 percent chance of snow before 4pm. Mostly cloudy, with a high near 38.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 41.
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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:
6:11 am EDT Mar 19, 2026
Forecast Valid:
6am EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation