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

34°F

1°C

Humidity 79%
Wind Speed Calm
Barometer 30.18 in (1022.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 25 Nov 5:51 am EST
Extended Forecast for

Portland ME

  • Today

    Today: Mostly cloudy, with a high near 49. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 44. Southwest wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly after 8am. Cloudy, with a high near 52. South wind around 5 mph becoming east in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 40. East wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 46. West wind around 15 mph, with gusts as high as 30 mph.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 49. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Rain, mainly before 4am. Low around 44. Southwest wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of rain, mainly after 8am. Cloudy, with a high near 52. South wind around 5 mph becoming east in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 40. East wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Thanksgiving Day
Mostly sunny, with a high near 46. West wind around 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 41.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 33.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 46.
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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:
12:07 am EST Nov 25, 2025
Forecast Valid:
6am EST Nov 25, 2025-6pm EST Dec 1, 2025
 
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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