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.

Fair

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in (1016.1 mb)
Dewpoint 70°F (21°C)
Visibility 8.00 mi
Last update 15 Jul 1:51 am EDT
Extended Forecast for

2 Miles NW Cousins Island ME

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 83. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 81. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Scattered thunderstorms before 8pm. Patchy fog. Otherwise, partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 66. Calm wind.
Tuesday
Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 83. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 67. South wind around 5 mph.
Thursday
A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 81. Chance of precipitation is 50%.
Thursday Night
Scattered thunderstorms before 8pm. Patchy fog. Otherwise, partly cloudy, with a low around 69. Chance of precipitation is 30%.
Friday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 77.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Cousins Island ME
 43.78°N 70.17°W (Elev. 13 ft)
Last Update:
1:30 am EDT Jul 15, 2025
Forecast Valid:
2am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation