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.

Overcast

39°F

4°C

Humidity 82%
Wind Speed S 8 mph
Barometer 30.13 in (1020.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 30 Mar 7:51 am EDT
Extended Forecast for

Shaw Mills ME

  • Today

    Today: Partly sunny, with a high near 63. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 40. West wind around 5 mph becoming calm after midnight.

    Low: 40 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Rain likely, mainly after 8am. Mostly cloudy, with a high near 43. East wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely. Patchy fog after 11pm. Otherwise, cloudy, with a low around 36. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: A 50 percent chance of rain before 2pm. Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 62 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow before 10am, then rain and snow likely between 10am and 5pm, then snow likely after 5pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.

    High: 40 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Snow and freezing rain likely before 8pm, then rain, snow, and freezing rain likely between 8pm and 11pm, then rain and snow likely after 11pm. Cloudy, with a low around 30. Chance of precipitation is 70%.

    Low: 30 °F

    Wintry Mix
    Likely

  • Friday

    Friday: Rain likely. Cloudy, with a high near 47. Chance of precipitation is 70%.

    High: 47 °F

    Rain Likely

Detailed Forecast

Today
Partly sunny, with a high near 63. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 40. West wind around 5 mph becoming calm after midnight.
Tuesday
Rain likely, mainly after 8am. Mostly cloudy, with a high near 43. East wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain likely. Patchy fog after 11pm. Otherwise, cloudy, with a low around 36. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of rain before 2pm. Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
A chance of snow before 10am, then rain and snow likely between 10am and 5pm, then snow likely after 5pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.
Thursday Night
Snow and freezing rain likely before 8pm, then rain, snow, and freezing rain likely between 8pm and 11pm, then rain and snow likely after 11pm. Cloudy, with a low around 30. Chance of precipitation is 70%.
Friday
Rain likely. Cloudy, with a high near 47. Chance of precipitation is 70%.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 49.
Saturday Night
A chance of rain and snow. Cloudy, with a low around 33. Chance of precipitation is 50%.
Sunday
Rain likely. Cloudy, with a high near 52. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Shaw Mills ME
 43.74°N 70.52°W (Elev. 256 ft)
Last Update:
6:16 am EDT Mar 30, 2026
Forecast Valid:
8am EDT Mar 30, 2026-6pm EDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation