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.

Fair

69°F

21°C

Humidity 78%
Wind Speed W 3 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 9:51 pm EDT
Extended Forecast for

Shaw Mills ME

  • Tonight

    Tonight: Partly cloudy, with a low around 61. West wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then gradual clearing, with a low around 57. Calm wind becoming north around 5 mph.

    Low: 57 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 81. North wind around 5 mph becoming southeast in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. Southeast wind around 5 mph becoming calm.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers after 10am. Mostly cloudy, with a high near 76.

    High: 76 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. West wind around 5 mph becoming calm.
Thursday
Increasing clouds, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Cloudy during the early evening, then gradual clearing, with a low around 57. Calm wind becoming north around 5 mph.
Friday
Sunny, with a high near 81. North wind around 5 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 54. Southeast wind around 5 mph becoming calm.
Saturday
A 40 percent chance of showers after 10am. Mostly cloudy, with a high near 76.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 56.
Sunday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shaw Mills ME
 43.76°N 70.51°W (Elev. 279 ft)
Last Update:
6:00 pm EDT Aug 19, 2026
Forecast Valid:
10pm EDT Aug 19, 2026-6pm EDT Aug 26, 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