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

63°F

17°C

Humidity 93%
Wind Speed SE 3 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 6 Nov 11:51 am EST
Extended Forecast for

Yarmouth ME

  • This Afternoon

    This Afternoon: Rain and possibly a thunderstorm. Patchy fog. High near 66. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain. Patchy fog before 11pm. Low around 45. Light northeast wind becoming north 5 to 10 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 45 °F

    Rain and
    Patchy Fog

  • Saturday

    Saturday: Rain, mainly before noon. High near 55. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain then
    Chance Rain

  • Saturday Night

    Saturday Night: Rain, mainly after 1am. Low around 38. North wind 5 to 10 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Chance Rain
    then Rain

  • Sunday

    Sunday: Rain, mainly before 8am. High near 55. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 55 °F

    Rain then
    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain and possibly a thunderstorm. Patchy fog. High near 66. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain. Patchy fog before 11pm. Low around 45. Light northeast wind becoming north 5 to 10 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday
Rain, mainly before noon. High near 55. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain, mainly after 1am. Low around 38. North wind 5 to 10 mph. Chance of precipitation is 90%.
Sunday
Rain, mainly before 8am. High near 55. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 36.
Veterans Day
Mostly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth ME
 43.78°N 70.17°W (Elev. 13 ft)
Last Update:
9:11 am EST Nov 6, 2026
Forecast Valid:
12pm EST Nov 6, 2026-6pm EST Nov 12, 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