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.

Overcast and Breezy

50°F

10°C

Humidity 54%
Wind Speed N 21 G 36 mph
Barometer 29.83 in (1010.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 16 Oct 4:51 pm EDT
Extended Forecast for

Chebeague Island ME

  • Tonight

    Tonight: Isolated showers between 8pm and 9pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 45. Breezy, with a north wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Breezy.
    Isolated
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58. Breezy, with a north wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 58 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. North wind around 10 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 58. North wind 5 to 10 mph.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. Southwest wind around 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.

    High: 59 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Tonight
Isolated showers between 8pm and 9pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 45. Breezy, with a north wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 58. Breezy, with a north wind 15 to 20 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 43. North wind around 10 mph.
Saturday
Sunny, with a high near 58. North wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 48. Southwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 54.
Monday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Monday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 58.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chebeague Island ME
 43.73°N 70.13°W (Elev. 7 ft)
Last Update:
1:19 pm EDT Oct 16, 2025
Forecast Valid:
5pm EDT Oct 16, 2025-6pm EDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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