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

58°F

14°C

Humidity 72%
Wind Speed S 7 mph
Barometer 30.36 in (1028.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Sep 7:51 pm EDT
Extended Forecast for

Cliff Island MESimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Southwest wind around 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. South wind 10 to 15 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 3pm. Mostly cloudy, with a high near 64. Northeast wind around 5 mph becoming east in the afternoon.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming west after midnight. Chance of precipitation is 70%.

    Low: 60 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Southwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 65. South wind 10 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm.
Thursday
A 30 percent chance of showers after 3pm. Mostly cloudy, with a high near 64. Northeast wind around 5 mph becoming east in the afternoon.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming west after midnight. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 60.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cliff Island MESimilar City Names
 43.69°N 70.11°W (Elev. 0 ft)
Last Update:
4:36 pm EDT Sep 15, 2026
Forecast Valid:
8pm EDT Sep 15, 2026-6pm EDT Sep 22, 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