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

58°F

14°C

Humidity 62%
Wind Speed N 6 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 21 Sep 7:51 pm EDT
Extended Forecast for

2 Miles NNW Biddeford ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. North wind around 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 64. Northeast wind 5 to 10 mph.

    High: 64 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. Calm wind becoming north around 5 mph after midnight.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Calm wind becoming north around 5 mph after midnight.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers. Mostly cloudy, with a high near 66. Breezy.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. North wind around 5 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 64. Northeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 42. Calm wind becoming north around 5 mph after midnight.
Wednesday
Sunny, with a high near 63. East wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 42. Calm wind becoming north around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 66. Breezy.
Friday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 48.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 67. Breezy.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Biddeford ME
 43.49°N 70.46°W (Elev. 43 ft)
Last Update:
3:00 pm EDT Sep 21, 2026
Forecast Valid:
8pm EDT Sep 21, 2026-6pm EDT Sep 28, 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