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

34°F

1°C

Humidity 70%
Wind Speed S 3 mph
Barometer 30.18 in (1022.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 19 Mar 8:51 pm EDT
Extended Forecast for

Yarmouth Junction ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Southwest wind around 5 mph.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain and snow between 3pm and 4pm, then rain likely. Increasing clouds, with a high near 42. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Mostly Sunny
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow, becoming all rain after 9pm. Low around 31. South wind around 5 mph becoming west after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain/Snow
    then Rain
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Northwest wind around 5 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. Northwest wind around 5 mph becoming calm.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 9am, then a chance of rain and snow between 9am and 2pm, then a chance of rain after 2pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain before 8pm, then rain and snow likely between 8pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

    Low: 26 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A chance of rain and snow before 11am, then a chance of snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Monday Night

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

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Southwest wind around 5 mph.
Friday
A slight chance of rain and snow between 3pm and 4pm, then rain likely. Increasing clouds, with a high near 42. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
Rain and snow, becoming all rain after 9pm. Low around 31. South wind around 5 mph becoming west after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 46. Northwest wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 28. Northwest wind around 5 mph becoming calm.
Sunday
A chance of snow before 9am, then a chance of rain and snow between 9am and 2pm, then a chance of rain after 2pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Sunday Night
A chance of rain before 8pm, then rain and snow likely between 8pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Monday
A chance of rain and snow before 11am, then a chance of snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
A 30 percent chance of snow. Mostly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth Junction ME
 43.8°N 70.17°W (Elev. 69 ft)
Last Update:
7:04 pm EDT Mar 19, 2026
Forecast Valid:
9pm EDT Mar 19, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation