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.

Fair

28°F

-2°C

Humidity 56%
Wind Speed W 7 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 13 Mar 8:51 am EDT
Extended Forecast for

West Harpswell ME

  • Today

    Today: Increasing clouds, with a high near 38. West wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.

    High: 38 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain and snow, mainly after 1am. Low around 33. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Breezy.
    Chance
    Rain/Snow
    then
    Rain/Snow

  • Saturday

    Saturday: A chance of rain between 10am and 2pm, then a slight chance of showers after 2pm. Partly sunny, with a high near 43. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 27 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Partly sunny, with a high near 38. Northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Cloudy, with a low around 34.

    Low: 34 °F

    Cloudy

  • Monday

    Monday: Rain, mainly after 8am. High near 49. Windy. Chance of precipitation is 100%.

    High: 49 °F

    Rain and
    Windy

  • Monday Night

    Monday Night: Rain. Low around 42. Windy. Chance of precipitation is 100%.

    Low: 42 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain likely, mainly before 10am. Partly sunny, with a high near 48. Windy. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely
    and Windy

Detailed Forecast

Today
Increasing clouds, with a high near 38. West wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Tonight
Rain and snow, mainly after 1am. Low around 33. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday
A chance of rain between 10am and 2pm, then a slight chance of showers after 2pm. Partly sunny, with a high near 43. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 27. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Sunday
Partly sunny, with a high near 38. Northwest wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Cloudy, with a low around 34.
Monday
Rain, mainly after 8am. High near 49. Windy. Chance of precipitation is 100%.
Monday Night
Rain. Low around 42. Windy. Chance of precipitation is 100%.
Tuesday
Rain likely, mainly before 10am. Partly sunny, with a high near 48. Windy. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 22. Breezy.
Wednesday
Sunny, with a high near 33.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Harpswell ME
 43.76°N 70°W (Elev. 0 ft)
Last Update:
6:46 am EDT Mar 13, 2026
Forecast Valid:
9am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation