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

48°F

9°C

Humidity 58%
Wind Speed N 18 mph
Barometer 30.29 in (1025.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 4 Apr 9:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: Mostly sunny, with a high near 48. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 25 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers, mainly after 5am. Low around 35. Southeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Mostly Cloudy
    then Showers

  • Sunday

    Sunday: Showers. Patchy dense fog before 2pm. High near 52. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers and
    Patchy Dense
    Fog

  • Sunday Night

    Sunday Night: A 50 percent chance of showers before 10pm. Mostly cloudy, with a low around 34. West wind 5 to 10 mph.

    Low: 34 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of snow showers after 9am. Partly sunny, with a high near 44.

    High: 44 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 48. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 25 mph.
Tonight
Showers, mainly after 5am. Low around 35. Southeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers. Patchy dense fog before 2pm. High near 52. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A 50 percent chance of showers before 10pm. Mostly cloudy, with a low around 34. West wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 49. West wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A 40 percent chance of snow showers after 9am. Partly sunny, with a high near 44.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Sunny, with a high near 42.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
9:46 am EDT Apr 4, 2026
Forecast Valid:
10am EDT Apr 4, 2026-6pm EDT Apr 10, 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