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

62°F

17°C

Humidity 90%
Wind Speed S 8 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 5 Nov 8:51 pm EST
Extended Forecast for

Long Island ME

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. South wind 10 to 15 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Showers likely, mainly after 4pm. Areas of fog before 7am. Otherwise, cloudy, with a high near 62. Southwest wind around 5 mph becoming northeast in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Chance
    Showers and
    Areas Fog
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers. Low around 51. Light northeast wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 51 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 8am. Cloudy, with a high near 55. North wind around 15 mph. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Cloudy, with a low around 45. North wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers before 1pm. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly before 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. South wind 10 to 15 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly after 4pm. Areas of fog before 7am. Otherwise, cloudy, with a high near 62. Southwest wind around 5 mph becoming northeast in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers. Low around 51. Light northeast wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Showers likely, mainly before 8am. Cloudy, with a high near 55. North wind around 15 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly after 1am. Cloudy, with a low around 45. North wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday
A 50 percent chance of showers before 1pm. Mostly cloudy, with a high near 53.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 44.
Veterans Day
Mostly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Island ME
 43.69°N 70.17°W (Elev. 0 ft)
Last Update:
6:47 pm EST Nov 5, 2026
Forecast Valid:
9pm EST Nov 5, 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