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

56°F

13°C

Humidity 77%
Wind Speed NW 8 mph
Barometer 29.87 in (1011.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 14 Oct 8:51 pm EDT
Extended Forecast for

Yarmouth ME

  • Tonight

    Tonight: Mostly clear, with a low around 43. Northwest wind 5 to 10 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 59. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 38. Northwest wind around 5 mph becoming calm.

    Low: 38 °F

    Increasing
    Clouds

  • Friday

    Friday: Rain, mainly after 7am. High near 59. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 59 °F

    Rain

  • Friday Night

    Friday Night: Rain before 8pm, then a chance of showers between 8pm and 2am. Low around 37. Southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 37 °F

    Rain then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 50. Breezy.

    High: 50 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 59. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Increasing clouds, with a low around 38. Northwest wind around 5 mph becoming calm.
Friday
Rain, mainly after 7am. High near 59. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Friday Night
Rain before 8pm, then a chance of showers between 8pm and 2am. Low around 37. Southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 50. Breezy.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth ME
 43.79°N 70.2°W (Elev. 161 ft)
Last Update:
8:06 pm EDT Oct 14, 2026
Forecast Valid:
9pm EDT Oct 14, 2026-6pm EDT Oct 21, 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