National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

10°F

-12°C

Humidity 61%
Wind Speed W 5 mph
Barometer 30.25 in (1024.5 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 8 Dec 9:51 pm EST
Extended Forecast for

Portland ME

  • Tonight

    Tonight: Mostly clear, with a low around 5. Northwest wind around 5 mph.

    Low: 5 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 28. Wind chill values as low as -2. West wind around 5 mph becoming southwest in the afternoon.

    High: 28 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow showers after 3am. Mostly cloudy, with a low around 22. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A chance of snow before noon, then rain. High near 39. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    Showers then
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 9pm. Mostly cloudy, with a low around 31. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 5. Northwest wind around 5 mph.
Tuesday
Increasing clouds, with a high near 28. Wind chill values as low as -2. West wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
A 50 percent chance of snow showers after 3am. Mostly cloudy, with a low around 22. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of snow before noon, then rain. High near 39. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain likely, mainly before 9pm. Mostly cloudy, with a low around 31. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 28.
Sunday Night
Mostly clear, with a low around 14.
Monday
Mostly sunny, with a high near 26.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
9:13 pm EST Dec 8, 2025
Forecast Valid:
10pm EST Dec 8, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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