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

18°F

-8°C

Humidity 49%
Wind Speed Calm
Barometer 30.18 in (1022.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Last update 9 Dec 10:51 am EST
Extended Forecast for

West Harpswell ME

  • Today

    Today: Increasing clouds, with a high near 31. Southwest wind 5 to 10 mph.

    High: 31 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 23. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 10am, then rain. High near 44. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance
    Rain/Snow
    then Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain before 1am, then isolated showers between 1am and 2am. Low around 30. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 30 °F

    Rain and
    Breezy then
    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 38 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 31. Southwest wind 5 to 10 mph.
Tonight
A 50 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 23. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A chance of snow before 10am, then rain. High near 44. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain before 1am, then isolated showers between 1am and 2am. Low around 30. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Thursday
Mostly sunny, with a high near 38. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Harpswell ME
 43.76°N 70.03°W (Elev. 3 ft)
Last Update:
6:14 am EST Dec 9, 2025
Forecast Valid:
11am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation