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.

Partly Cloudy

62°F

17°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 29.43 in (996.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 18 Jun 10:51 pm EDT
Extended Forecast for

3 Miles ENE Cliff Island Landing ME

  • Tonight

    Tonight: Mostly clear, with a low around 58. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 71. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. West wind around 15 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 69. West wind around 15 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 57. Northwest wind 5 to 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 11am. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after noon. Partly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Southwest wind around 15 mph, with gusts as high as 25 mph.
Juneteenth
Sunny, with a high near 71. Southwest wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 59. West wind around 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 69. West wind around 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 57. Northwest wind 5 to 10 mph.
Sunday
A 30 percent chance of showers after 11am. Partly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 56.
Monday
A 40 percent chance of showers after noon. Partly sunny, with a high near 66.
Monday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers before 4pm. Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Cliff Island Landing ME
 43.7°N 70.04°W (Elev. 0 ft)
Last Update:
10:26 pm EDT Jun 18, 2026
Forecast Valid:
11pm EDT Jun 18, 2026-6pm EDT Jun 25, 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