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.

Mostly Cloudy

37°F

3°C

Humidity 46%
Wind Speed NW 13 G 28 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 27 Mar 11:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • This Afternoon

    This Afternoon: Sunny, with a high near 40. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. North wind 5 to 10 mph.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 32. North wind around 5 mph.

    High: 32 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. Northwest wind around 5 mph becoming calm.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 43. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain after 10am. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 40. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 18. North wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 32. North wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 19. Northwest wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 43. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
A 40 percent chance of rain after 10am. Mostly cloudy, with a high near 47.
Tuesday Night
Rain likely, mainly between 11pm and midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 55.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
2:22 am EDT Mar 27, 2026
Forecast Valid:
12pm EDT Mar 27, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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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