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

80°F

27°C

Humidity 35%
Wind Speed S 10 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 4 Oct 2:51 pm EDT
Extended Forecast for

2 Miles NNW Cousins Island ME

  • Tonight

    Tonight: Mostly clear, with a low around 50. Southwest wind around 5 mph becoming calm.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 53. Southwest wind around 5 mph.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers, mainly after 7pm. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Wednesday

    Wednesday: Showers, mainly before 11am. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Southwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 53. Southwest wind around 5 mph.
Monday
Patchy fog before 9am. Otherwise, sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Showers, mainly after 7pm. Low around 53. Chance of precipitation is 80%.
Wednesday
Showers, mainly before 11am. High near 65. Chance of precipitation is 80%.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Cousins Island ME
 43.78°N 70.17°W (Elev. 13 ft)
Last Update:
1:10 pm EDT Oct 4, 2025
Forecast Valid:
3pm EDT Oct 4, 2025-6pm EDT Oct 11, 2025
 
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