Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Overcast

66°F

19°C

Humidity 49%
Wind Speed NE 6 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 Sep 4:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Northeast wind 5 to 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. Calm wind becoming northeast around 5 mph after midnight.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. Calm wind becoming north around 5 mph after midnight.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 8am.  Mostly cloudy, with a high near 64. Breezy.

    High: 64 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers likely, mainly after 11pm.  Mostly cloudy, with a low around 51. Breezy.  Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. Northeast wind 5 to 10 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 48. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
Sunny, with a high near 58. East wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 47. Calm wind becoming north around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
A 40 percent chance of showers after 8am. Mostly cloudy, with a high near 64. Breezy.
Friday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 51. Breezy. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 65. Breezy.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
3:00 pm EDT Sep 21, 2026
5pm EDT Sep 21, 2026-6pm EDT Sep 28, 2026
 
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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