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

64°F

18°C

Humidity 75%
Wind Speed NW 3 mph
Barometer 30.16 in (1021.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 12 Jul 6:51 am EDT
Extended Forecast for

West Harpswell ME

  • Today

    Today: Sunny, with a high near 69. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 70 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 68 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 35 mph.

    High: 76 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 61. South wind 5 to 10 mph.
Monday
Sunny, with a high near 70. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Monday Night
Partly cloudy, with a low around 68. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 76. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Sunny, with a high near 75.
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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:
2:25 am EDT Jul 12, 2026
Forecast Valid:
7am EDT Jul 12, 2026-6pm EDT Jul 18, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation