National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

A Few Clouds

49°F

9°C

Humidity 66%
Wind Speed E 8 mph
Barometer 30.25 in (1024.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 28 Apr 9:51 am EDT
Extended Forecast for

Long Island ME

  • Today

    Today: Sunny, with a high near 48. East wind 5 to 10 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. East wind around 5 mph becoming north after midnight.

    Low: 41 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 46. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly after 9pm. Low around 44. East wind 10 to 15 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: Showers. High near 47. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 47 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 48. East wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 41. East wind around 5 mph becoming north after midnight.
Wednesday
A 30 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 46. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers, mainly after 9pm. Low around 44. East wind 10 to 15 mph. Chance of precipitation is 80%.
Thursday
Showers. High near 47. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Island ME
 43.69°N 70.17°W (Elev. 0 ft)
Last Update:
8:17 am EDT Apr 28, 2026
Forecast Valid:
10am EDT Apr 28, 2026-6pm EDT May 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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