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.

Mostly Cloudy

56°F

13°C

Humidity 57%
Wind Speed NW 6 mph
Barometer 29.61 in (1002.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 9 Nov 12:51 pm EST
Extended Forecast for

Yarmouth ME

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 3pm. Mostly sunny, with a high near 57. Northwest wind around 5 mph.

    High: 57 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Northwest wind around 5 mph becoming calm after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. West wind 5 to 10 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. West wind around 5 mph.

    Low: 34 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 52. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain and snow likely, becoming all rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.

    High: 47 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 3pm. Mostly sunny, with a high near 57. Northwest wind around 5 mph.
Tonight
Mostly cloudy, with a low around 31. Northwest wind around 5 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 53. West wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 34. West wind around 5 mph.
Veterans Day
Mostly sunny, with a high near 52. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 50.
Thursday Night
A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 29.
Friday
Rain and snow likely, becoming all rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Friday Night
Rain likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 48. Breezy.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth ME
 43.81°N 70.2°W (Elev. 52 ft)
Last Update:
7:29 am EST Nov 9, 2026
Forecast Valid:
1pm EST Nov 9, 2026-6pm EST Nov 15, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation