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

69°F

21°C

Humidity 59%
Wind Speed E 5 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 21 Aug 7:51 pm EDT
Extended Forecast for

Cliff Island MESimilar City Names

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. Calm wind becoming north around 5 mph after midnight.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers likely, mainly after 4pm. Patchy fog after 3pm. Otherwise, mostly cloudy, with a high near 66. East wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Mostly Cloudy
    then Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Patchy fog. Otherwise, cloudy, with a low around 62. Northeast wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Showers likely, mainly between 10am and 2pm. Areas of fog before noon. Otherwise, cloudy, with a high near 67. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely and
    Areas Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Southwest wind 5 to 10 mph.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 61. Calm wind becoming north around 5 mph after midnight.
Saturday
Showers likely, mainly after 4pm. Patchy fog after 3pm. Otherwise, mostly cloudy, with a high near 66. East wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly before 2am. Patchy fog. Otherwise, cloudy, with a low around 62. Northeast wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly between 10am and 2pm. Areas of fog before noon. Otherwise, cloudy, with a high near 67. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 70.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 70.
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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:
7:55 pm EDT Aug 21, 2026
Forecast Valid:
8pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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