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 59%
Wind Speed W 20 mph
Barometer 29.65 in (1004.3 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 2 Jan 10:51 am EST
Extended Forecast for

Yarmouth Junction ME

  • Today

    Today: Sunny early, then becoming mostly cloudy, with a high near 22. West wind around 10 mph, with gusts as high as 20 mph.

    High: 22 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 7. Wind chill values as low as -1. West wind around 5 mph.

    Low: 7 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 21. Wind chill values as low as -2. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 21 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 7. Calm wind.

    Low: 7 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 21. Calm wind becoming north around 5 mph.

    High: 21 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow after 8pm. Cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny early, then becoming mostly cloudy, with a high near 22. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 7. Wind chill values as low as -1. West wind around 5 mph.
Saturday
Sunny, with a high near 21. Wind chill values as low as -2. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Increasing clouds, with a low around 7. Calm wind.
Sunday
Partly sunny, with a high near 21. Calm wind becoming north around 5 mph.
Sunday Night
Mostly clear, with a low around 0.
Monday
Mostly sunny, with a high near 18.
Monday Night
A 40 percent chance of snow after 8pm. Cloudy, with a low around 9.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 38.
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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:
6:54 am EST Jan 2, 2026
Forecast Valid:
11am EST Jan 2, 2026-6pm EST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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