National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Fair

15°F

-9°C

Humidity 59%
Wind Speed W 6 mph
Barometer 30.33 in (1027.1 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 20 Jan 10:53 pm EST
Extended Forecast for

Harpswell ME

  • Tonight

    Tonight: Mostly clear, with a low around 10. Wind chill values as low as -3. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 29. Wind chill values as low as -6. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 29 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Snow likely, mainly between 9pm and 1am, then a chance of snow showers after 1am. Cloudy, with a low around 22. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Snow Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 38. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 10. Wind chill values as low as -3. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Increasing clouds, with a high near 29. Wind chill values as low as -6. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Snow likely, mainly between 9pm and 1am, then a chance of snow showers after 1am. Cloudy, with a low around 22. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Thursday
Mostly sunny, with a high near 38. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 19. West wind around 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 27.
Friday Night
Partly cloudy, with a low around 1.
Saturday
Sunny and cold, with a high near 9.
Saturday Night
Partly cloudy, with a low around -1.
Sunday
Mostly cloudy, with a high near 11.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 4.
Monday
Partly sunny, with a high near 19.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 23.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harpswell ME
 43.8°N 69.99°W (Elev. 89 ft)
Last Update:
6:08 pm EST Jan 20, 2026
Forecast Valid:
11pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
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Additional Resources

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Chance of Precipitation