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.

A Few Clouds

38°F

3°C

Humidity 43%
Wind Speed S 8 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 13 Mar 12:51 pm EDT
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Southwest wind 5 to 10 mph.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: Snow likely before 2am, then snow, possibly mixed with rain. Low around 33. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 33 °F

    Chance Snow
    then
    Rain/Snow

  • Saturday

    Saturday: A slight chance of rain before 7am, then a chance of rain after 8am. Partly sunny, with a high near 44. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. West wind 10 to 15 mph, with gusts as high as 35 mph.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 39. Northwest wind around 5 mph becoming south in the afternoon.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Rain, mainly after 7am. High near 52. Chance of precipitation is 100%.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 42. Breezy. Chance of precipitation is 100%.

    Low: 42 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: A 50 percent chance of rain before 10am. Partly sunny, with a high near 49.

    High: 49 °F

    Chance Rain
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Southwest wind 5 to 10 mph.
Tonight
Snow likely before 2am, then snow, possibly mixed with rain. Low around 33. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday
A slight chance of rain before 7am, then a chance of rain after 8am. Partly sunny, with a high near 44. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 26. West wind 10 to 15 mph, with gusts as high as 35 mph.
Sunday
Mostly sunny, with a high near 39. Northwest wind around 5 mph becoming south in the afternoon.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Rain, mainly after 7am. High near 52. Chance of precipitation is 100%.
Monday Night
Rain. Low around 42. Breezy. Chance of precipitation is 100%.
Tuesday
A 50 percent chance of rain before 10am. Partly sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 39.
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:
12:52 pm EDT Mar 13, 2026
Forecast Valid:
1pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
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