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.

Fair

24°F

-4°C

Humidity 100%
Wind Speed Calm
Barometer 30.30 in (1026.0 mb)
Dewpoint 24°F (-4°C)
Visibility 7.00 mi
Last update 8 Jan 10:51 pm EST
Extended Forecast for

Little Diamond Island Landing ME

  • Tonight

    Tonight: Patchy freezing fog after midnight. Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Patchy
    Freezing Fog

  • Friday

    Friday: A 30 percent chance of rain, mainly after 5pm. Patchy freezing fog before 10am. Mostly cloudy, with a high near 45. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Patchy
    Freezing Fog
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain, mainly before 1am. Low around 39. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain and
    Breezy then
    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain after 5pm. Mostly cloudy, with a high near 43. West wind 5 to 10 mph becoming north in the afternoon.

    High: 43 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain and snow, becoming all rain after 1am. Low around 35. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Sunday

    Sunday: Rain likely before 8am, then a chance of rain and snow between 8am and 3pm, then a chance of rain after 3pm. Cloudy, with a high near 38. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of rain before 11pm, then a chance of snow between 11pm and 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy freezing fog after midnight. Mostly cloudy, with a low around 26. Calm wind.
Friday
A 30 percent chance of rain, mainly after 5pm. Patchy freezing fog before 10am. Mostly cloudy, with a high near 45. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain, mainly before 1am. Low around 39. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of rain after 5pm. Mostly cloudy, with a high near 43. West wind 5 to 10 mph becoming north in the afternoon.
Saturday Night
Rain and snow, becoming all rain after 1am. Low around 35. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Rain likely before 8am, then a chance of rain and snow between 8am and 3pm, then a chance of rain after 3pm. Cloudy, with a high near 38. Chance of precipitation is 60%.
Sunday Night
A chance of rain before 11pm, then a chance of snow between 11pm and 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 34. Breezy.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
A 30 percent chance of rain. Cloudy, with a low around 30.
Thursday
A chance of rain and snow. Partly sunny, with a high near 35. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Little Diamond Island Landing ME
 43.66°N 70.21°W (Elev. 0 ft)
Last Update:
6:08 pm EST Jan 8, 2026
Forecast Valid:
11pm EST Jan 8, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation