National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fog

58°F

14°C

Humidity 100%
Wind Speed E 3 mph
Barometer 29.76 in (1007.8 mb)
Dewpoint 58°F (14°C)
Visibility 0.50 mi
Last update 16 May 7:51 am EDT
Extended Forecast for

3 Miles ENE Cliff Island Landing ME

Dense Fog Advisory until May 16, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until May 16, 09:00am

    NOW until 9:00am Fri

    Dense Fog Advisory

  • Today

    High: 58 °F

    Areas Dense
    Fog

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 10pm. Areas of dense fog. Otherwise, cloudy, with a low around 51. East wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers and
    Areas Dense
    Fog

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 5pm. Areas of dense fog. High near 54. East wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Showers and
    Areas Dense
    Fog

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely. Cloudy, with a low around 51. East wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

  • Sunday

    Sunday: Scattered showers. Mostly cloudy, with a high near 61. Southwest wind around 5 mph. Chance of precipitation is 40%.

    High: 61 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

    Low: 51 °F

    Scattered
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Today
Areas of dense fog. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming southeast around 5 mph in the morning.
Tonight
A 40 percent chance of showers, mainly after 10pm. Areas of dense fog. Otherwise, cloudy, with a low around 51. East wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers, with thunderstorms also possible after 5pm. Areas of dense fog. High near 54. East wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely. Cloudy, with a low around 51. East wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 70%.
Sunday
Scattered showers. Mostly cloudy, with a high near 61. Southwest wind around 5 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Monday
Mostly cloudy, with a high near 56.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Thursday
Scattered showers. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Cliff Island Landing ME
 43.7°N 70.04°W (Elev. 0 ft)
Last Update:
6:16 am EDT May 16, 2025
Forecast Valid:
8am EDT May 16, 2025-6pm EDT May 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation